Description: Capacity: 4100 mAh Voltage: 7.6 V Number of cells: 4 Cells technology: Li-Poly Warranty: 12 months Cells manufacturer: Green Cell Colour: Black Overdischarge protection: Yes Overcharge protection: Yes Product code: AS111 Manufacturer: Green Cell Series: Polymer Compatibility list: Compatible with following battery models : C21N1509 Compatible with following devices : Asus X556UV, Asus X556, Asus X556UA, Asus X556UB, Asus X556UF, Asus X556UJ, Asus X556UQ, Asus X556UR, Asus X556U, Asus X556UA-BB31, Asus X556UA-XX050T, Asus X556UQ-DB51, Asus X556UR-SH51