BASIC INFO—EEMB Non-rechargeable CR123A battery; 1700 mAh; 3.0V; Wide range of temperatures -40°C to +85°C, Low self discharge (self-discharge rate≤1% in normal storage), Up to 10 years shelf life without any memory effect..CERTIFICATIONS—EEMB CR123A is CE and UN 38.3 compliant. It is also UL certified. More than 400 EEMB batteries are UL certified. Search "MH20555" on UL for all EEMB UL certification information..LONG LASTING - EEMB CR123A 3V one-time-use batteries have high energy density that will last 3-5 times longer than alkaline one-time-use batteries when using in high drain devices. These are non-rechargeable/one-time-use/disposable batteries, please DO NOT CHARGE..WIDELY USE—CR123A lithium battery can be used for flashlight, digital camera(NOT for Arlo cameras), Camcorder, Toys, medical equipment GPS equipment, Intelligent Instrumentation, Electric Meter, Electric Toy, Calculator, Smoke Detector, Electronic Doorbell, MP3..BULK PURCHASE AND SAVINGS—Direct from manufacturer with local technical support in California. We provide you with the best value at a reasonable price. The more you buy, the more you save!