Features<br> 1. The sleep aid instrument is made of high quality material, stable and firm, durable for use. one key to turn on, adjust power. Easy to fall asleep every day.<br> 2. Quick Sleep Aid: This sleep aid device can helps people with lack of sleep and poor psychological quality to help you fall asleep as soon as possible and get a healthier and better sleep.<br> 3. Gently hold the sleep aid machine, the micro current is transmitted to the brain through the Laogong acupoints in the palm of the hand to produce a calming and relaxing effect, helping to sleep healthily.<br> 4. Light weight, small size, latest aid sleeping device is easy to carry around. USB charging design, multiple power supply modes, easy and convenient charging, long endurance.<br> 5. It can be used in the office, at home, moderately relieve headaches. Let you get rid of insomnia, anxiety, sleep depression, insomnia, and help patients get good sleep.<br> Specification<br> Material: ABS, Stainless steel<br> Color: White, Blue, Yellow<br> Size: 7.5 x 5 x 3.5 cm<br> Weight: 56 g<br> Battery: 400 mAH<br> Input voltage: DC5V /1A<br> Working power: 0.5W<br> Charging port: Micro USB<br> Package Include:<br> 1 Sleep Aid Device<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store