Features: x1. Combine TENS technology and bioelectronics technology with traditional Chinese medicine acupuncture and physiotherapy mode, help people increase the deep sleep time and get a better sleep. x2. By sending electrical stimulation at a specific frequency, to release pain relieving hormones to increase the tolerance to primary migraines. x3. It can self adjust the output intensity of physiotherapy pulse. Use it 30 minutes before going to bed to relieve pressure, help to improve sleep quality and let you have a better sleep. x4. Compact and portable, convenient to carry for office or business. High-grade exquisite packaging, ideal gift for friends or the olders. x5. Use it at least twice a day. Please use the attached strap to fix it, and make sure to remove the main unit when closing. Usage method: 1. Remove the gel patch, without touching the protective film on the machine, and stick it on both sides of the sleeping apparatus. 2. Install the auxiliary sleeve on the sleep aid, and you can use it. or 1. Remove the gel tube and squeeze a little on both sides of the sleeping apparatus (no need to tear the protective film on the machine). 2. Install the auxiliary sleeve on the sleep aid, and you can use it. Be careful: 1. There is no need to tear off the white protective film on the machine. 2. Gel sheets are used for about 2-3 times. After that, gel tubes can be used instead. 3. Gel patches and gels are all products that help the hypnotic instrument to improve the usage of the gel. Package Includes: 1x Sleep Instrument 1x Sticky Tube 2x Sticky Paste 1x USB Cable 1x Auxiliary Cover 1x Manual 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