Super fresh genuine Duracell MN27 12v batteries. Works for: Laser Pointer Insulin Pumps, Heart Rate Monitor, toys ,Watches, Cameras, Calculators, Car Security Alarm, Keyless Car Remotes, Organizers, Computer Equipment (memory backup battery) CMOS, and all other devices that requires this battery siz...

Duracell offers a wide range of powerful watch/electronic batteries to meet your needs. These batteries offer long lasting power in everything from watches to handheld games and calculators.