20x 5PK Maxell Silver Oxide SR726SW Low Drain Watch Battery Replaces 397, 10L102

20x 5PK Maxell Silver Oxide SR726SW Low Drain Watch Battery Replaces 397, 10L102, D397, D396, BS26, SP397, SG2, 8033, W2U

The 397, or SR726SW, is a rare 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).

This is a "SW" low drain battery. Low drain batteries are best used in devices that use a small amount of power over a long period of time: Analog watches, TV remotes, alarm clocks, etc. This is in comparison to high drain batteries, which are for devices with a continuous, low power use and occasional high peaks: Analog and digital watches with extra functions (backlight, alarm), pocket calculators, electronic games, cameras