The multi-function unit has levelling and angle setting options using the simple zero-function button with accuracy ensured to plus or minus 0.2 with increments of 0.1 degree available for precision setting. The inclusion of magnets within the base makes this compact level the perfect portable workshop accessory for setting saw blades tables and fences with pinpoint accuracy. Features: Multi-Purpose Measuring ToolThis digital magnetic angle finder is ideal for measuring angles, checking and altering to specific angles for bevel cuts from a table surface, and setting saw blades, tables, and fences with precision. Accurate MeasurementsRelative and absolute measurement conversion, angle and slope conversion, provides precise and reliable measurements with the ability to measure to an accuracy of plus or minus 0.2 and increments of 0.1. Magnetic BaseThis digital level is designed with convenience in mind, featuring a magnetic base with strong magnets to securely attach the level to saw blades, tables, and fences. Easy to UseThis angle measuring tool has 3 function buttons. Long press "ON/OFF" to turn the device on or off. Press the "HOLD" key to freeze the reading for easy reading. Press the "ZERO" key to reset to zero, which is used to measure relative angles. Wide ApplicationWidely used in house decoration, building construction, automobile testing and repair, road and bridge slope detection, etc. Specifications: Type: With bubble / Without bubble (Optional) Color: Black / Red (Optional) Material: ABS Measuring Range: 4 * 90, 2 * 180 Display Resolution: 0.05 (