Witrn U3 Standardversion Spannungsstrommesser USB Tester für Schnellladen os67
61,78 €
Boast WITRN WIUI multi-window concurrent UI interface. - WITRN U3 Next-Gen USB tester. - When charging low-power devices such as Bluetooth headsets, turn on the internal load of U3 to prevent the power bank from shutting down.
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