CR1616 3V Lithium Battery Button Coin Cell For Watch Remote Control Toy Clock Dear,welcome to my store,pls trust we will give you best service and high quality of product,if you have any problem,pls contact us ,We are always here Specification: Model: CR1616 Nominal Voltage: 3V Rated Capacity:50mAh Shelf Life: 10 Years Type:Lithium Diameter: 16mm Height: 1.6mm for toy, calculator, laser pointer, computer motherboard, e-dictionary, watch, electronic scale, cardiac pacemaker, electronic hearing aid, counter, clock, watch, game, digital camera, camcorder, PDA, MP3 player, remote control, electronic trument, voice recorder, blood glucose meter, cholesterol testing meter, LED light ect Features: The validity period of up to 10 years, locks the power, the lithium battery can provide a stable voltage and reduce the discharge rate;