High precision, the built-in magnetic base can be attached firmly to any metal surface, allowing you to easily finish the job. Features: Compact and lightweight, easy to carry. Precisely calculate each angle value, quick display of measurement results. High-precision, easy-to-read large screen measurement. Data on the screen will reverse when measuring vertically. With its built-in magnetic network on the measuring surface, it can easily adhere to the metal measuring surface for easy measurement. Perfect tool for repa-ir, machinery manufacturing, construction, decoration, a must-have for woodworking, construction and machinery etc. Features: Material: aluminum alloy Measurement range: 4*90 Tartery: 2 * AAA batteries (not included) Working temperature: 0~50 Working humidity: 85% Item size: 57 * 55 * 27mm / 2.24 * 2.17 * 1.06in Package size: 85*70*45mm/3.35*2.76*1.77in Package weight: approx. 100g / 3.53ounce Package list: 1 * Digital Inclinometer