... light; Small light when welding; Nickle Metal is suitable for welding battery's connection flake, pole, and leading flake ... and etc, it is used for welding battery pack as well. We have many models, ... metal is widely used on NI-MH,NI-CD,Li-ion, cellphone battery, button cells, motive battery and etc ... are welcome to send your inquiry to us for more information. Nickle Metal ...