INGCO 20V Fast Intelligent Charger, Not Include Battery

[ Application ]---INGCO 20V fast smart charger serving only INGCO series 2.0Ah and 4.0Ah batteries.         [ Charging Efficiency ]---You can expect a 2.0Ah battery to charge in 1H, and a 4.0Ah battery to charge in 2H; an LED indicator helps you know the battery status conveniently.         [ Performance ]---Battery protection design protects the battery from damages due to over discharge, high temperature or overload. The trickle charging technology makes it possible for Ingco lithium-ion battery to be reactivated from over discharge.         [ No memory Effect ]---No memory effect so batteries can be charged before they are fully discharged