AA battery,LiFe battery, 1.5V2900mAh,much power,higher capacity,. much lighter just 20g, used in DVD and other digital produc AA battery,1.5V2900mAh LiFe ... BATTERY ,used in DVD and other digital products. 1 ... °C internal temperature is as high as 95 °C, the battery discharge temperature up to the end of 160 °C, the ...