Car Mount, EnergyPal G20K Car AiR Vent Smartphone Holder (G20K) CONVENIENT: Drive without worrying. The G20 smartphone holder attaches easily to you air vent so you can drive and use your phone as a GPS or take calls without ever taking your hand off the wheel. DOES ITS JOB: The high-quality, soft, non-slip surface keeps your phone tightly locked in Without leaving a scratch on it. The clamp is easy to attach to your phone, once its attached it doesnt let go until you tell it to. ADJUSTABLE: Can be adjusted to fit any Smartphone or device from 55mm to 80mm in width. The built-in ball on the back ensures that you can rotate your device 360 degrees. Adjust your Smartphone to landscape or standing mode, easy as that. RELIABLE: Equipped with the technology to protect against short circuiting as well as over current and over voltage  It provides maximum reliability without compromising charging ability or taking up unnecessary space. EASY: Super easy to install and once its fastened, it stays there! Simply clamp it in your air vent next to your wheel and begin using it right away!