amsahr Replacement Battery for HP PX03XL, HP Envy M6-k K010dx Series Px03xl 714762-2c1 714762-421 Hstnn-lb4p Tpn-c109 Tpn-c110 Tpn-c111 (4250 mAh, 50Wh) - Includes Cleaning Cloth Includes Soft Nonporous Microfiber Cleaning Cloth and ONE Compatible Laptop Battery 18 Months Manufacturer Warranty, 100% Compatible Non-OEM : Lithium Ion (Li- ion) Long Life Battery: Rechargeable with No Memory Effect and Power Surge Protection. 4250 mAh (50Wh), 11.4Volts Protective Retail Packaging, Each Product is Sealed with Anti-Static Shield Sleeve. Exclusive Offering of High Performance, Long Lasting, and Durable Grade A Cell Battery