Battery Battery Size CR123A Battery Chemistry Lithium Voltage - Batteries 3V DC Standard Battery Pack Size 12 Capacity - Batteries 1 400 mAh Battery Cross-Reference 5018LC CR123 CR123A CR17345 DL123A EL123AP RL123A Application Flashlight Terminal Type - Batteries Button Diameter 0.64 in Height 1.35 in Max Operating Temp 140 Degrees F Min Operating Temp -40 Degrees F Package Quantity 12