Energizer 392, 1.5V Silver Oxide SR41W. The Energizer 392 battery is compatible with watches, calculators, laser pointers, computer motherboards, digital thermometers, car alarms, keyless entry devices, consumer electronics, hearing aid, PDAs, electronic organizers, garage door openers, toys, games, door chimes, pet collars, LED lights, sporting goods, pedometers, calorie counters, stopwatches, and medical devices.
