The iSee4 is extremely comfortable, it is the top of the line of portable eye massagers, it is also 180° foldable to aid in the portability and storage. The iSee4 Massager adopts intelligent air pressure, vibration, and heat compression massaging technology. iSee4 also comes with a built-in music player with pre-recorded nature sounds to further relax you. Design Concept: iSee 4 wireless massager was built with the help of professional designers it the way that is absolutely simple, beautiful and easy to use. Virtual Hand Massage: With the new virtual hand massaging technology in iSee4 you can massage your eyes with 3 different massage modes, the iSee4 is designed to relax the muscles around the eyes. Warm Compress: Warmth may relieve pain, relax muscle spasms, increase blood circulation, and help other problems that affect the eye. (Low 35C 38C / High 39C 42C). Intelligent Air Pressure: Air bags inflates and deflates repeatedly that helps to get rid of dark circles. Multi-Vibration Frequency: iSee4 Massager comes with three vibration frequencies that are designed to relax the muscles around eyes at your own preference. HF Magnetic Field: The high frequent magnet field helps to boost your metabolism and stay energetic. Built-in Music: Listening to music can have a tremendously relaxing effect on your mind and body. That is slowing the pulse and heart rate, lowering blood pressure, and decreasing the levels of stress hormones. After watching TV: We recommend to use iSee4 massager every time after watching TV for healthier eyes. Before sleep: We recommend to use iSee4 massager every night before sleep. Enjoy the relax feeling and music for better sleep. After reading: We recommend to use iSee4 after reading. Rest a bit and reduce puffiness of tired eyes. In the office: We recommend to use iSee4 massager after computer work for preventing computer eye strain. Enjoy when traveling: This super light and foldable iSee4 even when traveling. That helps avoiding fatigue from travel and makes you see the world better.SPECIFICATIONS Weight 0.318 kg Dimensions 9 × 5.5 × 4.5 cm Warranty Free 3 Year Warranty Model number BR-iSee4 DC 5V 1A Power consumption 5W Auto timer 15 minutes