Wunderground 2025 Battery. For example, 2025 and 2032 batteries are best for computer motherboards, car key fobs, and garage door openers. First, battery life plays a significant role in determining how long a device can operate before requiring a battery replacement.

At 50% charge the voltage drops to 12.1 volts. Cr2025 batteries (20 mm x 2.5 mm) have a nominal diameter of 20 millimeters.