Varta 319 21mAh 1.55V Electronic Silver Oxide Coin Cell Battery
The Varta 319 is an electronic button cell battery that is both compact and powerful to bring life to devices with high energy demands. Due to the silver oxide composition of the Varta 319, it shares characteristics of other silver oxide batteries, such as a stable output voltage and low self-discharge. This makes this particular button cell battery ideal for use in watches, calculators, heart-rate monitors, glucometers, digital thermometers, small electronic toys, and keyless remote entry systems for cars and homes. The Varta 319 is mercury-free and is able to operate in temperatures ranging from extreme cold to extreme heat.