Pain reliever

Electronic device that emits ultrasonic vibrations to help with headaches. Important Information Material: Plastic Package Size: 210 x 120 x 70 mm Overview:Comfortable and beautiful wearing] The ergonomic design perfectly fits the curve of the head and is comfortable and scientific.Completely adjustable] By adjusting the fasteners to fit your head size, it does not slip off easily.3 modes and 9 intensities] 3 massage modes (sleep mode, depression mode and relief mode) controlled by the [On / Off] button. Adjust the 9 intensities with the [+] / [-] buttons.Strong function] Low frequency pulse relieves pain, stress and promotes sleep.Lightweight and portable] The portable size is 14.3x1.9cm. It has a USB rechargeable design and 3 independent buttons. It can be easily operated and carried around, anytime, anywhere. How to use:1) Remove the electronic pad.2) Open the protective cover (you need to save it for later use).3) Mount the pad to the device.4) The forehead is soaked with