Holding ES Micro-current Sleep Aid Smart Sleep Quickly Sleep Instrument(Yellow)

Product parameters:
1. Material: ABS
2. Control method: mechanical
3. Working principle: micro current
4. Power supply mode: USB charging / built-in battery power supply
5. Built-in battery: 150 mAh lithium battery
6. Working current: 0.1A
7. Working power: 0.4W
8. Dimensions: 7.5 x 5 x 3.5 cm

Instructions:
1. Switch to sleep aid mode (relax) or exciting mode (active) at the bottom
2. The protruding part of the electrode faces the palm of the hand, and the palm touches the periphery of the protruding electrode to form a micro-current loop
3. Open the side knob and adjust to your comfortable position