4 VOLT BATTERY FOR SS440

Is your charger worn out or not working at its full capacity? This 4 Volt Replacement Battery will get your charger back in perfect working order. This replacement battery is designed for use with ESP2M-FS, ESP2M-Z, SS-440, and SS-740 chargers.

A few things you should know when repairing a charger: Most chargers can hold a charge long after they have been unplugged or disconnected from the battery. An unplugged charger can still shock you.