ULTIMATE POWER - Premium 1600mAh CR123A 3V lithium batteries delivers good performance in both high pulse power and continuous low drain applications for all high-tech devices like smart security cameras, sensors, photographic camera flashes, flashlights, GPS trackers, as well as for everyday electronics. Tenergy's CR123A battery is trusted by several top brands to be the original battery powering their smart products.OUTDOOR RELIABILITY - Tenergy's lithium batteries are engineered and produced to deliver dependable power availability even in really hot or cold outdoor usage environment.10 YEAR SHELF LIFE - Low self discharge 123A batteries provides power when needed.CERTIFIED PERFORMANCE - Tenergy batteries are trusted by millions of users in USA and worldwide. We are a Silicon Valley based company with over 15 years of experience in batteries. Our batteries are UL certified for safety and include built-in PTC protections against over current, short circuits, and overheating.CR123A SIZE - Interchangeable with 123A, 5018LC, CR123, CR123A, CR17345, EL123, DL123A, K123A, VL123A, and CR17345.Battery Size: CR123A*Classification: Primary (non-rechargeable) LithiumChemical System: LithiumNominal Voltage: 3 VoltsRated Capacity: 1600 mAhPTC protection: over current, short circuit and over heat.Max Constant Current: 1500mAMax Pulse Current: 3000mAApplication: Camera, flashlight, security system, photo equipment, personal care devices, dog collars.Working Temperature: -40°F to 140°FShelf life: 10 yearsCertifications: UL 1642, IEC 60086, UN 38.3