Camera and Duracell batteries ensure equivalent performance to the original manufacturers and are covered by a 2-year limited warranty. Warranty: 2 years there is a battery: camera, main power supply of the battery chemistry camera: Li-ion, newer type of battery, giving the best performance for recharging. Voltage: 7.4 V Capacity: 700 mAH Watt hours: 5 According to the number of links in batteries: 2 Weight: 42 g Dimensions: 45 mm x 26 mm x 18 mm