Description Surface Level is a unique application that provides the Do it Yourselfer with a precision level right in their pocket. Whether you need to fix a crooked desk or build custom shelving, Surface Level is the app you need! Included Features: - Hold Function - Sound Alert - Precision Markers - Angle Readout Calibration Instructions: To make the level more accurate, you may need to calibrate before use. To calibrate: 1. Find a flat surface. 2. Place your device flat on its back 3. Press Calibration Button. The button is highlighted indicating a calibrated angle is saved. 4. Pressing the Calibrate button again zeros the calibration angle
||Compatible with iPod Touch, iPhone. iTunes account required.