Lithium CR2 3V Batteries

• Cylinder-shaped lithium CR2 3-volt batteries (800mAh capacity)
• Lasts much longer than ordinary alkaline batteries, thanks to its low self-discharge rate
• Delivers endurance and reliability in both high and low temperature operations; store unused batteries at room temperature
• Provides precise energy, perfectly aligned to the different functions of a device; ideal for digital cameras, flashlights, night-vision goggles, calculators, memory backup, and more
• Measures 2.54 by 1.52 by 1.52 cm each (LxWxH)

Battery is used in the following Smart Home Devices
WiFi Door Sensor, Switchbot