The CR2032 coin cell battery possesses high energy density and has ability to perform consistently in extreme temperatures (ranging from 85C to -30C) environments compared to other batteries. It uses manganese dioxide lithium chemistry with a voltage of 3 volts and 225 mAh typical in capacity. It has a height of 3.2 mm and a diameter of 20 mm. This battery also discharges evenly, and has excellent leakage resistance characteristics. CR2032 batteries have the proven ability to provide a stable supply of power for a long period of time, much longer than a regular dry battery.