Angle Finder. This angle finder measures angles, intended for applications which involve lineation for woodworkers, measure and definition of the exact angles such as trays, sloping roofs and handrails. High Accuracy: Resolution: 0.05 ; Length: 40cm; Measuring range : 0-225 and 'unit conversion function: The angle display is clearer and more convenient Manual read flip function: By Pressing the "M" button, you can change the direction of the reading so that the machine adapts to your direction Backlit LCD Display: This angle finder comes with backlit LED display, which can show the exact angle at once for easily readable and keeps its normal use on dark light or under a low light circumstance. There are also data holding and clearing functions.