5x 5PK Maxell Silver Oxide Watch Battery SR1120W High Drain Replaces 391

5x 5PK Maxell Silver Oxide SR1120W High Drain Watch Battery Replaces 391, 391A, 399, 553, 609, AG8, D191, D391, G8A, GP391, KA55, L, L1121, LR1120, LR1121, LR4230

This battery is a Silver-Oxide cell normally used in watches, with a shelf life of 5+ years. Other applications may include calculators, film cameras, medical instruments, cash registers, or FA instruments (measuring instruments, onboard microcomputers, sensors). High Drain batteries are for applications with a continuous, low power consumption and occasional high peaks: Analog and digital watches with extra functions (backlight, alarm), pocket calculators, electronic games, cameras, etc. This is in comparison to low drain batteries, which are best used in devices that use a small amount of power over a long time: Analog watches, TV remotes, alarm clocks