4 Energizer CR 1220 3 v Lithium Watch 0%Hg Mercury...

From heart rate or glucose monitors to remotes, keyless entry systems, key fobs, watches, toys and games, and even more specialized devices, our coin batteries are compatible with the devices that fit your life, so you can keep going. These reliable and durable Energizer Coin Lithium Batteries are able to withstand a wide range of temperatures (from -22 to 140 F) and can hold power in storage for up to 8+ years, giving you coin battery power you can depend on. These lithium batteries can withstand a wide temperature range, from -22 to 140 F.

3V CR1220 Lithium battery
Replacement for: BR1220, CR1220, DL1220, ECR1220, SB-T13
Reliable performance in devices like heart-rate monitors, keyless entry, glucose monitors, toys & games
Holds power for 8 years in storage