... Certificate :EC,RoHS,CE,MSDS 3 Size :AA 4 Voltage:7.2v 5 Apply to lawn light, power tools,etc ModelNo. RatedCapacityNormalVoltageDimension ... charge-discharge cycle life can up to above 500 times;7 Good high low temperature performance,can work at ambient ... temperature -20oC to 55oC.8 The battery are applied to cordless phones, walkmans, solar lighting , electrical drills, shavers, emergency lighting, ...