Tenergy Propel 3V CR123A Lithium Battery, High Performance CR123A Cell Batteries PTC Protected for Cameras, Flashlight Replacement CR123A Batteries, 40-Pack (Not For Arlo Camera) HIGH POWER - The Tenergy 3V Lithium CR123A batteries are best used for these common applications: photo equipment, camera equipment, flashlights, light meters, security cameras, and much more. Make sure you are maximizing the most of your electronic devices ability by delivering the best power. **NOT compatible with Arlo Cameras. Please DO NOT use with Arlo Cameras. LONG LASTING - The Tenergy Lithium 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. REPLACE & UPGRADE - This CR123A can replace the following models and sizing names: CR123, DL123A, K123A, EL123AP, VL123A, 5018LC, and CR17345. Dimensions: 17 mm (diameter) x 34.5 mm (length) SAFETY CERTIFIED - The Tenergy 3V CR123A Cell Batteries are UL, UN, ROHS certified lithium batteries for safe battery usage. Every Tenergy Propel CR123A battery incorporates PTC (pressure, temperature, current) protection. The protected batteries prevent excessive discharge that can damage lithium cells and may lead to catastrophic incidents. BETTER VALUE - Buy in bulk and save! Replace other household CR123A batteries and make Tenergy the new standard with this bulk deal of a 40 count CR123A battery pack. Flashlights Photo cameras Light meters and lots of other popular photo equipment Voltage: 3V Normal Capacity:1400 mAh Self-discharge Rate: &lt;1% per Year Max. Constant Current: 1500mA Max Pulse Current: 3000mA Normal Weight: 16 g Dimension: Max: 17 x 34.5 mm (D x H) Operating Temperature: -20 C ~ 60 C PTC High Current Discharge Protection: 5AMP