"Product Description Parameter 1. Set Up Instruction: Setting up camera settings, platform settings, platform calibration, . Remove your phone case if any, then BALANCE the gimbal with phone BEFORE powering on. How to Balance: Slide the smartphone in as close as possible to against the tilt axis motor. Loosen the Roll (Y) Axis Thumb Screw (which is on the back) to adjust the gravity center by sliding the horizontal arm. How to judge: When phone stays in level in power OFF status, it is balanced. If your gimbal woks well but FALLS in approx. one minutes or a red light at the bottom, it is Not balanced. 2: 3x3 Pano should be taken in wide area, or it may fail. 3: NOT all functions are available for Android phones. has been improving play APP, Android and iOS, please always keep the APP update-to-date. 4: There are lots of VIDEO TUTORIALs on YOUTUBE that will help you master the gimbal. Stabilizer Tilt Mechanical Range:240 ° Roll Mechanical Range:240 ° Valid Payload:Max: 210g, Min: 75g Heading angle :360° Horizontal rotating Rolling angle 270° Pitch angle270°"