DIY Power Bank Cases 2x 18650/18700/20700/21700 Battery Charger Powerbank Shells
ab 7,81 €
2x 3.7V 18650/18700/20700/21700 batteries can be installed. note: 2x 3.7V 18650/18700/20700/21700 batteries can be installed. (Batteries NOT Included). Has anti-reverse connection protector, and the battery will not burn the board if installed reversely.
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