Replace Rechargeable Li-on Laptop Batteries Specification Battery type: Li-lon Item No.: HPOB84-4 Voltage: 14.4v Capacity: 2200mAh/2600mAh Color: Black Product Type: Replace battery Warranty: 12 months warranty Condition: Brand New!! Label model NO. HSTNN-OB84/HSTNN-DB71/HSTNN-DB77/HSTNN-OB77/HSTNN-OBXX/HSTNN-I53C Fits Models HP:2230/2230B/2230S/CQ20 Series