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  • John Yi

Rechargeable 9V battery

9v battery is widely used in electric devices. And whenever you're needed to buy it, they are always one time used. Now PNAS released a rechargeable 9V battery. and what's different with the one time used one is its constant 9v output. The one time used one will be decreased the voltage during using.


Features:

  1. USB charging;

  2. Constant 9V output;



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