Electronic Protractor 500mm

technical datamanufacturer: yatomanufacturer code: yt-71005material: steeloperating temperature range: 0~40 °cstorage temperature: -10 ~ +50 °cpower supply: batterybattery type: 3v cr2032length: 500 mmmetric scale: yesinch scale: yesmeasuring accuracy: ± 0.2 °display type: backlit lcdmeasuring unit: meters | inchesmeasured angle range: 360 °measured angle accuracy: ± 0.2 °data hold: yesfunctions: saving the measurement | zeroing the reading | manual lockingreading resolution: 0.05 °electronic protractor with an arm length of 500 mm.large screen for reading the results.- metal arms- arm position lock- notched millimeter and inch scale- measuring range: 0-360°- resolution: 0.05°- accuracy: +/- 0.2- power supply: cr2032 battery**illustrative photos