Feature: 1. PORTABLE AND ACCURATE: Portable pocket size come with belt bag. Accurate microprocessor, automatically inverted when inverted. Measurements can be used at multiple angles and can be zeroed for comparison 2. MAGNETIC BASE FOR EASY MEASUREMENT: The digital angle detector features a strong and stable magnetized base, allowing the digital angle detector to be attached directly to any metal surface, even curved surfaces 3. STURDY HOUSING TO PREVENT DAMAGE: The angle gauge is housed in a sturdy, thick plastic housing to prevent damage from impacts 4. EASY TO READ ANYWHERE AND ANYTIME: The display of this angle finder is easy to read, even in bright sunlight, convenient to use 5. VARIOUS USES: Widely used in interior decoration, building construction, automobile testing and repair, road and bridge slope detection, etc. Specification: Item Type: Digital Inclinometer Material: Plastic Color: Grey, yellow, black Battery: 1 x 18650 lithium ion battery Capacity: 340mAh Uses: Widely used in interior decoration, building construction, automobile testing and repair, road and bridge slope detection, etc.. Package List: 1 x Digital Inclinometer1 x Storage Bag1 x Data Cable1 x User Manual Note: Please allow 1‑2cm error due to manual measurement. Thanks for your understanding.