aluminum fuel battery salt water lamp

Gemakkelijke Dragende van de het Aluminiumlucht van 500Ah gelijkstroom 5V 5W de Stroombatterij

5W Small Size Light Weight Easy Carrying Supply Aluminum Air Battery For Emergency Our Al-air battery relies on aluminum metal to generate electricity without charging,and lasts for a long time.The battery can realize lighting and USB charging at the same time,suitable for the following applications...