5 Stück DC3,7-4,2 V Power Display Modul 1S Li-Ion Akku Leistungsmessung LED Licht
ab 7,44 €
Energy saving version features: energy-saving, low power consumption, low brightness. The energy-saving version is used to reduce the consumption of battery power. Wide compatibility: Suitable for various 3.7V lithium batteries, including 18650, 21700 and other models.
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