Feature:1. Reduce Anxiety: Intelligent sleep aid device transmit microcurrent through ear clips to the brain, effectively relieve anxiety, insomnia and depression.2. Timing Function: Sleep aid instrument with 20 minutes timing, automatic power off after 20 minutes, which will save power and safe to use.3. 3 Modes: Microcurrent sleep aid with 3 modes to meet various requirements, which is suitable for both teenagers and elderly people.4. Easy Use: Connect the ear clip electrode cable to the host, wet the ear clip, clip on the earlobes, press the "+", "" key to adjust the strength.5. Adjust Strength: Intelligent sleep aid adopted low frequency pulse and 28 strength levels to adjust, which can effective promote sleeping.Specification:Item Type: Sleep Aid MassagerMaterial: ABSColor: BlackMode: 3 ModesGear: 28 GearsBattery Type: Lithium Battery(Included)Battery Capacity: 500mahPower Supply: USB Cable.Package List:1 xSleep Aid1 x USB Data Cable1 x Ear Clip1 x Manual