Item Type: Digital LCD Protractor Gauge_x000D_ Material: Stainless steel_x000D_ Operating Temperature: 0-100_x000D_ Error Value: 0.02mm_x000D_ Range: Approx. 150mm / 5.9in_x000D_ Measurement Accuracy: 0.01mm_x000D_ Battery: 2 x AAA batteries(not include)_x000D_ Purpose: Used to measure objects on the workpiece 1Large LCD screen, possess sensitive response, real-time digital display and fast reading 2Rigorous assembly process to prevent dust, water stains and oil stains 3Independent packaging, easy to carry, thick packaging case can anti?drop and anti?pressure 44x90 measurement screen, support automatic flip for easy viewing of data 5Made of stainless steel material, possess corrosion and heat resistance 1 xDigital LCD Protractor Gauge 1 x Bag 1 x User Manual