Mini Digital Protractor Level / Bevel Gauge / Angle Gauge / Angle Finder with Embedded Magnets

Features:
3 in 1: it combines protractor, angle finder and level in one for horizontal and vertical measurement.
Absolute and Relative Measurement: press CALIBRATE button to calibrate the angle gauge to any reference surfaces.
Degree / Percentage Conversion: press 0% button to convert between degree and percentage of slope.
Large Clear LCD Display: upright readings provide easy viewing at all angles.
Wide Applications: drive line measurement, tool setting on lathes, platform monitoring, setting blade angle of saws, race car wing and chassis adjustment, etc.
Embedded Magnets: two strong magnets on two sides enable the protractor to attach to any metal surfaces firmly.
Other Functions: data hold function low power indication.
Portable: comes with a protective pouch with belt loop, and its mini size makes it easy to carry and use with other measuring tools.
Low Power Consumption: powered by 3 * CR2032 button cells, it will automatically shut down after 3 minutes without any operation.
Note:
1. Take out the batteries if it's not used for a long time in order to avoid the leakage of battery liquid.
2. This product only applies to two-axis measurements, the LCD will display an error message Err if it's at the horizontal angle less than 45.