Overview:100% Brand New Rechargeable Battery Capacity: 2500m Ah Voltage: 1.2 V Chemistry: Ni-MH (Nickel Metal Hydride) Rechargeable Times: Up to 1100 Times Memory effect: No Cadmium: Free Can be rapidly charged with any plug in charger, Exact replacement for standard AA size battery in all the devices. Package Included:4 x 2500 m Ah rechargeable batteries Specification: Product Weight Approx:80.9g Product Size Approx:12 x 7 x 1.5