【Durable Protractor】The digital angle finder made of carbon fiber and ABS, wear resistance, not easy to deform and will not scratch your hands, lightweight and durable, easy to carry. 【Large LCD Screen】This digital angle finder is equipped with a larger LCD screen for clearer and faster readings. The precise laser engraving scale is obvious, even for a long time, it will not be blurred. 【High Precision】The accuracy of this angle finder is ±0.1 degrees, resolution 0.05°, measuring range: 0-999.9°, folded length: 7.9 inches/200 mm, total length: 15.7 inches/400 mm. NOTE: Before measuring the angle, you must place the ruler horizontally and reset the value to zero. Otherwise, the measured value will be inaccurate. 【Widely Used】This digital angle finder can measure length and angle (metric and imperial), and is widely used in woodworking furniture, building materials decoration, school, home DIY, mechanical processing, drawing and other fields such as angle cutting, trim measurement, wall