Comfortable and full head massage with point-massage, multi-frequency vibration inside the helmet. Helps to improve your sleeping situation; great for one who always suffer from insomnia. Multi-featured Head Massager in the shape of a Helmet to give you a full head massage without hassle of holding it. It helps in reduces fatigue, promotes metabolism, comforts muscles. Quick relieve the symptoms of headache or dizziness, it is free from side effects compared to any drug treatment. here are 8 types of massage and the intensity can be adjusted; Back end design with slow release, easy to remove massage, acupressure points. Speed adjustment with the easy to use knob. Lightweight, portable and completely safe to use. Daily 5 minutes of massage before sleeping gives quality tension-free sleeping. Massager Pattern - Helmet Style :: Operation Mode - Dual (Electric & 3 AAA Battery) :: Material - ABS Plastic Voltage : 110-240v DC 5v Vibration frezuency : 0-60Hz Net weight : 485g model no: LY-617E Warning : For Adult use only Electric head massager humanized design outstanding health effects using three kinds of external power supply 8 kinds of massage intensity can be adjusted computer USB interface connector, transformer connection.Features: Size can be adjusted front end device with acupressure points in front or both.Computer USB interface connector; transformer connection. There are 8 types of massage and the intensity can be adjusted According to their needs, turn off the power at any time after use, directly to the head massager can be removed.Back end design with slow release, easy to remove massage, accupressure points, with senior medical latex (soft). Whether you're at the office or home, or traveling, can at any time massage and relieve fatigue aches, headache, work fatigue, improve sleep, improve memory, relieve brain fatigue and quality of work provided significant results,so you conduct their mind more quickly, work efficient. Package included: 1×Electric Head Massage. 1×Power Adapter. Brand No Brand SKU OT776HB0136KKNAFAMZ-284239