Replacement battery for the Chamberlain WD962KD Premium Whisper Drive Plus Garage Access System with EverCharge Standby Power System
You won't have to worry about your garage door opener's safety and security features being deactivated in the event of a power loss with this EverChargeTM replacement battery. If power is lost, the battery will ensure the garage door opener operates just as it would if the power was still on to keep your garage and home safe.
Item# : SPM2687191801
Model # : 4228cham