14.8V,2200mAh, The battery is durable and has overcurrent protection, anti-overcharge, anti-overdischarge and temperature control functions. Compatible part numbers: A41N1308 0B110-00250300 X45LI9C 0B110-00250500 0B110-00250000 YU12125-13002 0B110-00250400 YU12008-13007D 0B110-00250100M-A1A1A-327-03D3 A31N1319 Compatible Models: X551M D550CA-RS31 F451CA F551CA-SX080H F551MA-SX033D X451CA-VX091D X451CA-VX106H X451MA-VX085H X551CA-SX043D X551MA-BING-SX950B X551MAV-SX300D Security & Reliability: Our batteries are assembled from top quality material and circuit boards to ensure fast charges and low power consumption, 100% New from Manufacturer, Overcharge and Overdischarge Circuit Protection, Over-temperature and Short-circuit Protection, up to 500 recharge cycles over the life of the battery, meet OEM standard. you can buy it with confidence and use it safely. Warranty & Support: Full refund in 30 days, 12 months warranty. If any issues about the product within 365 days, clic