- High-quality material: Digital bevel ruler with a thickened and wide nylon glass fibre ruler. Made from a high-strength nylon glass fibre material, it offers good rigidity, wear resistance, and no deformation. - High precision: This protractor provides 0.05° accuracy over a 0-360° range (200 mm). The resolution is 0.05° (3 inches). Weight: 171 g. - LCD screen and clear scale: Large, easy-to-read digital LCD display. The ruler scale is laser-engraved with both millimeter and inch markings for precise measurements. - Battery power and efficiency: Operates with a 3V CR2032 lithium battery. Has a long standby capacity and an automatic shut-off function to save power and extend battery life. Use scenarios: - Woodworking and furniture making: set precise angles for cabinet doors, frames, and joinery to ensure accurate cuts and tight fits. - Metal fabrication and welding: align components, set bevel angles, and verify angles during jig setup and welding. - Tiling and interior finishing: accurately transfer and reproduce angles for trims, moldings, and corner joints.