1.Long-life lithium battery 2.quality is guarangteed 3.CR123A CR2 CR1/3N 4.10 years manufacturer experience 5.CE,ROHS,SG 1. model: CR22.nominal voltage:3V3.nominal capacity:900mAh4.standard discharge current:5mA5.maxmum continous discharge current:1000mA6.maximum pulse current:1500mA7.dimension:15.60mmX27mm (diameterXhigh)8.weight:12g9.application:camera,measuring applicances, alarm, security ...