This battery charger adopts toroidal transformer, uses reasonable circuit, has over-current protection, high charging efficiency, and is made of high-quality iron plate stamping. It adopts high-quality instrument which is easy to identify and is not easy to misjudge, and is easy to carry.This product is cost-effective and is exported to all over the world. It can be designed and manufactured according to different power supply voltages of different countries. It can charge lead-acid batteries.