Intelligent Microcurrent Watch Hand worn Sleep Aid Sleep Device

black

$27.78

$27.78

Brand / supplier: American Smart

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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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