Button battery coin lithium cell battery for AB REMOTE SHUTTER, Remotes, calculators, watches, games, lighters, clocks, toys and many other electronic devices.- Voltage: 3V- Environment friendly, Dimensions: 0.79 in x 0.7, Button battery coin lithium cell battery for AB REMOTE SHUTTER, Remotes, calculators, watches, games, lighters, clocks, toys and many other electronic devices.- Voltage: 3V- Environment friendly, Dimensions: 0.79 in x 0.7