1、Functions: The eyes massager can relieve your eyes fatigue and stress, and you can use it in office, room, travelling, cars, etc. 2、Foldable: Can be folded in 180°and easy to carry，considering about head size, it has elastic and adjustable straps to fit a variety of sizes. 3、Adjustable Heating: Adjustable heating temperature with one key, 4 levels temperature can be adjusted, low in blue light, medium in yellow light, high in red light and the highest temperature in 3 colors light. 4、BT Music: The wireless eyes massager features built-in speakers to play music to help you relax even more when you are massaging. 5、Vibration Mode: 2 adjustable vibration modes, double press the switch to mode 1, single press to mode 2, and double press again to the mode, heating. Material: ABS Color: White Built in Battery: 5V 500mAh Built in Li ion Battery Item Weight: 163g / 5.7oz 1 x Eyes Massager 1 x USB Cable 1 x User Manual