Intelligent Microcurrent Watch Hand worn Sleep Aid Sleep Device

$27.78

Specification

Description

Power supply method: Battery


Charging method: USB


Function timing


Display mode: digital


Colors: Black, White, Pink


Battery life of over 12 hours


Working principle: CES microcurrent pulse


Built in battery capacity of 100mAh-300mAh (inclusive)


Is there a built-in battery



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