CR123 Lithium Photo Battery - 3 Volt, 1300 mAh High power lithium CR123A photo battery for cameras, flashlights, electronic dog collar receivers with a longer shelf life (5-years) compared to alkaline batteries 3 Volt, 1400 mAh (0.6 x 0.6 x 1.3 inches) Lithium battery with a 1 year warranty Compatible with Streamlight flashlights: Buckmasters Twin-Task 2L, Argo HP LED Headlamp, Tactical Gun-Mounted TLR-1 and TLR-2 with laser sight, Thunder Ranch Urban Rifle Illumination System TL-2 flashlight, Twin-Task 2 Cell Lithium, Vantage Lights, Tactical Hand-Held Night Com, NightFighter, NightFighter LED, Scorpion, Scorpion LED, Super Tac, TL-2, TL-2 LED Compatble with Tri-Tronics dog collars: Bark Limiter, Sportsman and Companion receivers Replaces R123A, DL123A, EL123AP, K123LA, VL123, Duracell CR17345 batteries