ITEM'S CONDITION: Used Quick Charge Use 5V / 2A compatible for charging, SUKAI charger for NI-MH AA/AAA batteries provides a fast and efficient charge for your rechargeable batteries. High capacity, durable. The charger has 4 independent slots that can flexibly charge 1 to 4 AA/AAA batteries and accurately display the charging progress of each charging slot via LCD screen. Microcomputer control: the SUKAI charger uses microcomputer control technology to prevent overcharging, over-current, over-voltage, overheating and short circuit and protect battery charge.