... 3V button cell CR2032 2. High capacity and long shelf life 3. All CR series durable button battery LiMnO2 3V button ... , Keyless Car Remotes, Organizers, Glucometer, Computer Equipment (memory backup battery) CMOS, Toys, Communication Equipment, data pack for video cameras, ... and other devices that requires this battery size.3.With professional technician for the desigh of products ...