Portable Aqua Power Bank

Special design:
Electricity comes by salt water addition;
No need of grid charging; No battery inside;
Long term effectiveness with no capacity loss;
Green & Safe, non-flammable and non-explosive, no toxic gas emission and no erosive waste materials, harmless to human body and environment.

How to use:
Fill salt water into the Cell;
Connect USB accessory with the Cell;
Insert LED light or phone to the USB accessory to get power;
Replace metal plates when used up, electricity will be generated continuously.

Application:
For emergency charging and lighting while home blackout, disaster rescue, outdoor activity, etc.