Panasonic CR123A Battery

Fits Model: K123LA, EL123A, L123, CR17345, CR123, 5018LC, DL123A, EL123AP

Specifications:
Battery Type: Cylindrical Cell
Voltage: 3.0 V
Capacity : 1550mAh
Chemistry: Lithium Manganese Dioxide
Size: 2/3A
Terminal Type: Flat / Button

Link to spec sheet

Link to msds