TWO MaximalPower 9 Volt Rechargable Batteries 9V Battery + Dual Battery Charger FC9V

Experience the revolutionary power of MaximalPower™ Li-Ion Battery and Charger FC9V Combo for Micro Pulse Device, Smoke detector and most Toys! Get TWO 9V Rechargeable Batteries PLUS ONE 9V Charger to fuel your devices with no memory effect, preventing overcharging and maximizing battery life with a capacity of 9v 550mAh. Charger is designed with dual charging slots with LED charging status lights (Red = Charging, Green = Charged) to conveniently charge one or two batteries at a time!