[High Precision] Four different measurement units allow a wide range of applications and meet various needs. [Auto Sleep] This digital inclinometer will automatically turn off after 5 minutes of inactivity to conserve battery power. [Magnetic Base] This mini digital level has a powerful magnetic base that easily and securely attaches to the object to be measured. [Powerful Functions] Click the "Zero" button to set the relative angle of zero, and then click the "Hold" button to keep the current measurement on the screen. [Note] Zeroing may cause an error if the measuring surface is uneven or there is a large gap between the measuring surface and the bottom of the device. (This product does not include batteries.) This product is a new innovative angle measuring and leveling tool with a clear and easy-to-read LCD display. Lightweight, it is easy to carry and use. It is particularly suitable for measuring various angles, such as horizontal and inclined surfaces of miter saws, as well as for vehicle inspection and maintenance. 1. Display resolution: 0.1 2. Accuracy: +/-0.2 (0-90), 0.3 for other ranges 3. Measuring range: 4 x 90, 3 lengths: 100-150-200 mm 4. Power supply: 2 x 3V CR2032 button batteries (batteries not included) 5. The bottom measuring surface is magnetic Images are taken from the actual product. Please note that color variations may occur.