Battery Battery Size 123 Battery Chemistry Lithium Voltage - Batteries 3V DC Standard Battery Pack Size 1 Capacity - Batteries 1 550 mAh Battery Cross-Reference 5018LC CR123 CR123A CR17345 DL123A EL123AP RL123A Application Camera Terminal Type - Batteries Button Diameter 0.64 in Height 1.35 in Max Operating Temp 167 Degrees F Min Operating Temp -4 Degrees F Standards ANSI IEC RoHS