1. model: CR123A/CR17335 lithium battery 2.nominal voltage:3V 3.nominal capacity:1400mAh 4.standard discharge current:5mA 5.maxmum continous discharge current:2000mA 6.maximum pulse current:3000mA 7.dimension:17.0mmX33.5mm (diameterXhigh) 8.weight:20g 9.application:camera,measuring applicances, alarm, security systems.etc.