HWG A41-X550A Battery (14.4V 2600mAh) Asus A41-X550 A41-X550A X450V A450 A450C A450CA A450CC P550 F550 F552 K450 k550 R510 X550 A550C X550A X550B X550D, Fits P/N A41-X550 A41-X550A Battery type: Li-ion; Capacity: 2600mAh; Cells: 4-cell; Voltage: 14.4V. Compatible Models: X550, X550A, X550B, X550D, A41-X550, A550C, A550, F550, F552, K450, K550, P450, P550, R409, R510, X452 etc. Series. 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. Grade A cells ensure fast charges and low power consumption. Every battery has passed factory testing; Durable grade A cells battery; Quality assurance. 24 x 7 email support; 12-month hassle-free warranty. Fulfilled by Amazon.