Sleep Aid Watch EMS Fast Sleep Rest Hypnosis Insomnia Artifact Wristband Watch Anti-anxiety Insomnia Hypnosis Device

parameter: Operating voltage: 3.7V Working current: 5MA Charging voltage and current: 5V280MA Maximum power: 20MW Frequency: 10KHZ Working time: 10-20-30 minutes optional Charging time: 20 minutes Continuous use time: 15H Sleep aid watch function description: 1. Press and hold the switch key for 1s, the EMS light is on, and the battery light is on, indicating that it is turned on. 2. Press one gear at a time to work, and the three gears of soft, standard and strong will be cycled in turn, and the EMS light will remain bright; 3. After starting up, the timing function will automatically set 10M, the timing duration is 10M, 20M, 30M, and it will automatically shut down after the set time is reached; 4. During normal operation, the indicator light will not light up after 20s. 4. The red light is on when the battery is low, the red light is flashing when charging, and the blue light is always on when it is fully charged; 5. Press and hold the power button for 1s to turn off