{"product_id":"genuine-hp-bn03xl-laptop-battery-hstnn-ob1","title":"Genuine HP BN03XL Laptop Battery HSTNN-OB1","description":"\u003cdiv style=\"color: #1e293b; line-height: 1.7;\"\u003e\n\u003ch2 style=\"font-weight: 800; line-height: 1.3; margin: 0 0 8px; color: #0f172a;\"\u003eHP BN03XL Battery for ENVY x360 13-ay, 13-ba, 15-ed — 11.55V 51Wh\u003c\/h2\u003e\n\u003cp style=\"color: #475569; margin: 0 0 16px;\"\u003eHP BN03XL replacement 3-cell Li-Polymer battery for ENVY x360 and ENVY 13 convertible laptops. 11.55V, 51Wh, 4195mAh. Replaces L77034-005, HSTNN-OB1O, L76965-AC1. Internal battery — installation requires opening the case.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px;\"\u003e\n\u003cspan style=\"display: inline-block; background: #f59e0b; color: #1e293b; font-weight: bold; padding: 4px 12px; border-radius: 20px; border: 1px solid #f59e0b;\"\u003e11.55V \/ 51Wh\u003c\/span\u003e \u003cspan style=\"display: inline-block; background: #f1f5f9; color: #475569; padding: 4px 12px; border-radius: 20px; font-weight: 500; border: 1px solid #e2e8f0;\"\u003e4195mAh 3-Cell\u003c\/span\u003e \u003cspan style=\"display: inline-block; background: #f1f5f9; color: #475569; padding: 4px 12px; border-radius: 20px; font-weight: 500; border: 1px solid #e2e8f0;\"\u003e27+ ENVY Models\u003c\/span\u003e \u003cspan style=\"display: inline-block; background: #f1f5f9; color: #475569; padding: 4px 12px; border-radius: 20px; font-weight: 500; border: 1px solid #e2e8f0;\"\u003eLi-Polymer\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c!-- ── OVERVIEW ── --\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 28px 24px; margin-bottom: 20px;\"\u003e\n\u003ch2 style=\"font-weight: bold; margin: 0 0 16px; padding-bottom: 10px; border-bottom: 2px solid #1a56db; display: inline-block; color: #0f172a;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eThis \u003cstrong style=\"color: #1e293b;\"\u003eHP BN03XL battery\u003c\/strong\u003e is the internal 3-cell Li-Polymer pack for \u003cstrong style=\"color: #1e293b;\"\u003eHP ENVY x360 13-ay, 13-ba, 15-ed, and 15-ee\u003c\/strong\u003e convertible laptops. \u003cstrong style=\"color: #1e293b;\"\u003e11.55V, 51Wh, 4195mAh\u003c\/strong\u003e. Replaces part numbers \u003cstrong style=\"color: #1e293b;\"\u003eL77034-005, HSTNN-OB1O, L76965-AC1, L76965-271, HSTNN-DB9N\u003c\/strong\u003e. Internal battery — installation requires removing the bottom case, no external release latch.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ── COMPATIBLE MODELS ── --\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 28px 24px; margin-bottom: 20px;\"\u003e\n\u003ch2 style=\"font-weight: bold; margin: 0 0 16px; padding-bottom: 10px; border-bottom: 2px solid #1a56db; display: inline-block; color: #0f172a;\"\u003eCompatible HP ENVY Models\u003c\/h2\u003e\n\u003ch3 style=\"font-weight: bold; margin: 20px 0 8px; color: #1e293b;\"\u003eENVY x360 13-ay Series\u003c\/h3\u003e\n\u003cul style=\"list-style: none; padding: 0; margin: 12px 0; display: grid; grid-template-columns: repeat(auto-fill,minmax(200px,1fr)); gap: 10px;\"\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0000\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0007ca\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0055cl\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0360ng\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0378ng\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0065AU\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0009na\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0001nc\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0002nd\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0075nr\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ar0082au\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0010nr\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0021nf\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0003nf\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0008na\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0004nc\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ay0021nr\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"font-weight: bold; margin: 20px 0 8px; color: #1e293b;\"\u003eENVY 13 13-ba Series\u003c\/h3\u003e\n\u003cul style=\"list-style: none; padding: 0; margin: 12px 0; display: grid; grid-template-columns: repeat(auto-fill,minmax(200px,1fr)); gap: 10px;\"\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ba0010nr\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ba0004nu\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e13-ba0003nu\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"font-weight: bold; margin: 20px 0 8px; color: #1e293b;\"\u003eENVY x360 15-ed \/ 15-ee Series\u003c\/h3\u003e\n\u003cul style=\"list-style: none; padding: 0; margin: 12px 0; display: grid; grid-template-columns: repeat(auto-fill,minmax(200px,1fr)); gap: 10px;\"\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e15T-ED000\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e15-ed0006TX\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e15-ed0000 x360\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e15-ed0007na\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e15-ed0009TX\u003c\/li\u003e\n\u003cli style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 12px 14px; font-weight: 600; color: #1e293b;\"\u003e15-ee0257ng\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"background: #eff6ff; border-left: 4px solid #1a56db; padding: 14px 18px; border-radius: 0 8px 8px 0; margin: 16px 0; color: #475569;\"\u003e\n\u003cstrong style=\"color: #1e40af;\"\u003eVerify before ordering:\u003c\/strong\u003e check the label on your original battery — code must be BN03XL, HSTNN-OB1O, HSTNN-DB9N, L77034-005, L76965-271, or L76965-AC1. Model list is partial; more ENVY variants exist.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- ── SPECS ── --\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 28px 24px; margin-bottom: 20px;\"\u003e\n\u003ch2 style=\"font-weight: bold; margin: 0 0 16px; padding-bottom: 10px; border-bottom: 2px solid #1a56db; display: inline-block; color: #0f172a;\"\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 16px 0;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"background: #f1f5f9; text-align: left; padding: 10px 14px; font-weight: bold; text-transform: uppercase; letter-spacing: .03em; color: #1e293b; border-bottom: 2px solid #e2e8f0;\"\u003eSpec\u003c\/th\u003e\n\u003cth style=\"background: #f1f5f9; text-align: left; padding: 10px 14px; font-weight: bold; text-transform: uppercase; letter-spacing: .03em; color: #1e293b; border-bottom: 2px solid #e2e8f0;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eBrand \/ Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003eHP BN03XL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003ePart Numbers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003eL77034-005, HSTNN-OB1O, L76965-AC1, L76965-271, HSTNN-DB9N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003eRechargeable internal Li-Polymer battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eCells\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003e3-cell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003e11.55V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b;\"\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003e4195mAh \/ 51Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; color: #1e293b;\"\u003e\u003cstrong\u003eInstallation Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; color: #475569;\"\u003eInternal — requires case removal (no external release)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- ══════ V3: FAQ-HEAVY — 8 ITEMS ══════ --\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 28px 24px; margin-bottom: 20px;\"\u003e\n\u003ch2 style=\"font-weight: bold; margin: 0 0 16px; padding-bottom: 10px; border-bottom: 2px solid #1a56db; display: inline-block; color: #0f172a;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e2e8f0; padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: Is the BN03XL compatible with my HP ENVY x360?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: The BN03XL fits \u003cstrong style=\"color: #1e293b;\"\u003eENVY x360 13-ay, 13-ba, 15-ed, and 15-ee series\u003c\/strong\u003e — over 27 model numbers are listed above. \u003cstrong style=\"color: #1e293b;\"\u003eVerify the code on your original battery label:\u003c\/strong\u003e BN03XL, HSTNN-OB1O, HSTNN-DB9N, L77034-005, L76965-271, or L76965-AC1. The model list is partial — additional ENVY variants with the same battery code also fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e2e8f0; padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: How long does the 51Wh battery last on a charge?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: Approximately \u003cstrong style=\"color: #1e293b;\"\u003e8-10 hours\u003c\/strong\u003e of light office use and web browsing, \u003cstrong style=\"color: #1e293b;\"\u003e6-7 hours of video playback\u003c\/strong\u003e, and 3-5 hours under heavy multitasking. The 51Wh pack matches the original HP capacity for these 13-15 inch convertibles. Battery lifespan is 300-500 charge cycles before capacity drops to 80 percent.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e2e8f0; padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: How do I install the BN03XL internal battery?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: \u003cstrong style=\"color: #1e293b;\"\u003e1)\u003c\/strong\u003e Shut down, unplug, hold power button 15 seconds. \u003cstrong style=\"color: #1e293b;\"\u003e2)\u003c\/strong\u003e Remove the bottom case screws (ENVY x360 typically has 4-8 Torx or Phillips screws, some hidden under rubber feet). \u003cstrong style=\"color: #1e293b;\"\u003e3)\u003c\/strong\u003e Pry the bottom case off with a plastic tool — ENVY cases use plastic clips around the edges. \u003cstrong style=\"color: #1e293b;\"\u003e4)\u003c\/strong\u003e Disconnect the battery connector from the motherboard (pull the plastic housing). \u003cstrong style=\"color: #1e293b;\"\u003e5)\u003c\/strong\u003e Remove battery screws, lift out the old pack. \u003cstrong style=\"color: #1e293b;\"\u003e6)\u003c\/strong\u003e Place the new BN03XL, secure, reconnect. \u003cstrong style=\"color: #1e293b;\"\u003e7)\u003c\/strong\u003e Reassemble the case and charge to 100% before first use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e2e8f0; padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: What HP part numbers does the BN03XL replace?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: \u003cstrong style=\"color: #1e293b;\"\u003e5 part numbers:\u003c\/strong\u003e L77034-005 (primary HP spare), HSTNN-OB1O (HP internal code), L76965-AC1, L76965-271, and HSTNN-DB9N. Any of these on your original battery label confirms this replacement fits.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e2e8f0; padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: Which HP laptops are NOT compatible with the BN03XL?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: This battery is for ENVY x360 13-ay\/13-ba\/15-ed\/15-ee series only. It does \u003cstrong style=\"color: #1e293b;\"\u003eNOT\u003c\/strong\u003e fit older ENVY models (13-ad, 15-aq, 15-as), HP Pavilion, HP Spectre, HP EliteBook, HP ProBook, HP Omen, or HP 17-inch models. Different ENVY generations use different battery codes — always match the code on your label.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e2e8f0; padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: Why is my ENVY showing \"plugged in, not charging\"?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: Common causes: \u003cstrong style=\"color: #1e293b;\"\u003e1)\u003c\/strong\u003e HP Adaptive Battery Optimizer is limiting charge (check BIOS\/MyHP app). \u003cstrong style=\"color: #1e293b;\"\u003e2)\u003c\/strong\u003e A BIOS or battery driver update is needed from support.hp.com. \u003cstrong style=\"color: #1e293b;\"\u003e3)\u003c\/strong\u003e The charging port or cable has a loose connection. \u003cstrong style=\"color: #1e293b;\"\u003e4)\u003c\/strong\u003e The battery has reached end of life — run \u003cstrong style=\"color: #1e293b;\"\u003epowercfg \/batteryreport\u003c\/strong\u003e in Command Prompt. If Full Charge Capacity is below 60 percent of Design Capacity (51Wh → below ~30Wh), replace the battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e2e8f0; padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: How long does it take to fully charge?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: \u003cstrong style=\"color: #1e293b;\"\u003eApproximately 2-3 hours\u003c\/strong\u003e using the original HP 45W or 65W USB-C charger. HP Fast Charge-enabled ENVY models reach 50 percent in about 30 minutes. Charge to 100% before first use to calibrate the battery meter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 16px 0;\"\u003e\n\u003ch3 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eQ: How should I calibrate and maintain the new battery?\u003c\/h3\u003e\n\u003cp style=\"color: #475569; margin: 0;\"\u003eA: \u003cstrong style=\"color: #1e293b;\"\u003e1)\u003c\/strong\u003e Charge to 100%, keep plugged in 1 more hour. \u003cstrong style=\"color: #1e293b;\"\u003e2)\u003c\/strong\u003e Use on battery until 10-20%. \u003cstrong style=\"color: #1e293b;\"\u003e3)\u003c\/strong\u003e Recharge to 100% uninterrupted. \u003cstrong style=\"color: #1e293b;\"\u003e4)\u003c\/strong\u003e Repeat 2-3 times during the first week. For daily use, keep the battery between 20-80%. If mostly plugged in, enable Adaptive Battery Optimizer in BIOS to cap at 80% — this doubles the battery's calendar life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- ── FEATURES (3 cards — V3) ── --\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 28px 24px; margin-bottom: 20px;\"\u003e\n\u003ch2 style=\"font-weight: bold; margin: 0 0 16px; padding-bottom: 10px; border-bottom: 2px solid #1a56db; display: inline-block; color: #0f172a;\"\u003eWhy This BN03XL Battery\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fill,minmax(240px,1fr)); gap: 16px; margin: 16px 0;\"\u003e\n\u003cdiv style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 12px; padding: 18px 16px;\"\u003e\n\u003ch4 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003e51Wh Full Capacity\u003c\/h4\u003e\n\u003cp style=\"margin: 0; color: #475569;\"\u003e11.55V, 4195mAh, 3-cell Li-Polymer. Matches original HP capacity for 8-10 hours of light use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 12px; padding: 18px 16px;\"\u003e\n\u003ch4 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003e27+ ENVY Models\u003c\/h4\u003e\n\u003cp style=\"margin: 0; color: #475569;\"\u003ex360 13-ay, 13-ba, 15-ed, 15-ee series. Replaces 5 HP part numbers including L77034-005 and HSTNN-OB1O.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 12px; padding: 18px 16px;\"\u003e\n\u003ch4 style=\"font-weight: bold; margin: 0 0 6px; color: #1e293b;\"\u003eLi-Polymer Design\u003c\/h4\u003e\n\u003cp style=\"margin: 0; color: #475569;\"\u003eFlat pouch cells fit the slim ENVY x360 chassis. 3-cell configuration for balanced weight.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- ── SUMMARY ── --\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 28px 24px; margin-bottom: 20px;\"\u003e\n\u003ch2 style=\"font-weight: bold; margin: 0 0 16px; padding-bottom: 10px; border-bottom: 2px solid #1a56db; display: inline-block; color: #0f172a;\"\u003eSummary\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 16px 0;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b; font-weight: bold; white-space: nowrap; width: 30%;\"\u003eBattery Model\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003eHP BN03XL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b; font-weight: bold; white-space: nowrap; width: 30%;\"\u003eVoltage \/ Capacity\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003e11.55V \/ 4195mAh \/ 51Wh — 3-cell Li-Polymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #1e293b; font-weight: bold; white-space: nowrap; width: 30%;\"\u003eHP Part Numbers\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; border-bottom: 1px solid #e2e8f0; color: #475569;\"\u003eL77034-005, HSTNN-OB1O, L76965-AC1, L76965-271, HSTNN-DB9N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; color: #1e293b; font-weight: bold; white-space: nowrap; width: 30%;\"\u003eCompatible\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px; color: #475569;\"\u003eENVY x360 13-ay, 13-ba, 15-ed, 15-ee series (27+ models)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ZhanPeng","offers":[{"title":"Default Title","offer_id":47903001936050,"sku":null,"price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/8646\/9298\/files\/302_825fa42b-a424-4b22-8153-04cc742112a5.jpg?v=1786881777","url":"https:\/\/laptopbatteriesadapters.com\/products\/genuine-hp-bn03xl-laptop-battery-hstnn-ob1","provider":"ZhanPeng","version":"1.0","type":"link"}