CR123A Battery (Lithium, 3V, 1500mAh) Use For: Any electronic product that uses 123 type Battery 1.358 Inch Length 0.669 inch diameter Replacement for: 123A, 2/3A, 5018LC, BR2/3A, CR123, CR123A, CR17335, CR17345, CR23, DL123A, EL123A, K123LA, L123A, SF123A, VL123A, CR-123APA, CR17354, LR123, VL123, EL123AP, EL123AP-2, RL123, RL123A-1, RL123A-2, DL123A-2, SF12-BB, K123A, RCR-123A, 23-155 and many more Synergy Digital Dog Collar Battery, Compatible with Tri-Tronics Old Limiter Bark Collar Dog Collar Battery Combo-Pack, includes: 3 x LITH-8 PANA Ultra High Capacity (Lithium, 3V, 1300 mAh) Batteries - Compatible with Duracell DL123A, Compatible with Eveready EL123AP, Compatible with IEC CR17345, Compatible with Kodak K123LA, Compatible with Lezyne LIR123A, Compatible with NEDA Number 5018LC, Compatible with Olympus 5/50QD, Compatible with Panasonic CR123A, Compatible with Rayovac RL123A-1, Compatible with SportDOG BAT003, Compatible with SureFire ASSORTED, Compatible with Varta 6205, VL123A Batteries