5 V 2A USB Zum Selbermachen Powerbank Etui Kits Schnellladen für 2 * 18650 Aufbewahrungsbox
ab 3,32 €
Easy to use, this product is a separate line with anti-reverse protection, the battery can be installed at random, installed reverse will not burn the board, two batteries have a loaded right can be used normally!
Jetzt bei Ebay:
