Features 100% brand new ! Provide excellent continuous power. Can be used with electric toy, calculator, laser pointer, computer motherboard, electronic dictionary, electronic scale, cardiac pacemaker, electronic hearing aid, counter, clock, watch, game, digital camera, camcorder, PDA, remote control, electronic instrument, MP3 player, digital voice recorder, blood glucose meter, cholesterol testing meter, LED light and other electronic appliances. High energy density, long life span. Also known as: DL1616, BR1616, ECR1616, 5021LC, L11,L28, KCR1616, LM1616, 280-209 Specifications Lithium CR1616 Battery(Single Use) Voltage: 3V Diameter: 1.6cm / 0.63'' Package included 5 x Coin Cell Batteries