GTMax 2000mah Premium Rapid Car Charger Vehicle Power Adapter with Blue LED Brand new BIRUGEAR Car charger Output 2000mah Vehicle Lighter Adapter. (12~24v DC). Short circuit protection. Blue LED charging indication Plug never heats or overcharges the battery. Can Charge Ni-Mh, Ni-cd and Li-Ion Battery. intelligent IC chip inside recognizes a full battery and automatically switch to a saver