Feature‎:‎ Product Name‎:‎ VR BOX Weight‎:‎300g Material‎:‎high quality ABS material Lens/transmittance‎:‎ 42mm diameter aspherical optical resin lenses Deformation/zoom‎:‎1%‎-2% /1.5‎-2 times Cushioning material‎:‎high‎-grade PU + memory foam Headband material‎:‎elastic nylon belt Analog viewing distance‎:‎3 m to watch 1000 inch giant screen Viewing angle‎:‎92‎-98 Package Includes‎:‎1*VR BOX 3D virtual reality glasses+1*user manual How to use‎:‎ 1‎.‎Enter the application market‎,‎download game resources‎.‎ 2‎.‎Play download video resources‎,‎must be about split‎-screen format‎.‎ 3‎.‎Put your smartphone in‎,‎ then open the 3D apps/games/movies‎,‎close the goggles‎,‎put the goggles on your head‎.‎ 4‎.‎Adjust the lenses to suit your pupils‎,‎make sure the screen is clear and you feel comfortable‎.‎ 5‎.‎Enjoy it‎!‎ Note‎:‎It can not be use when the phone is charging‎.‎