Zhengzhou precise thickness [quality assurance] Megumi Instrument Co., Ltd., Zhengzhou Tel :0371-55676313 GM220 thickness measuring range: 0 ~ 1800μm Accuracy: ± (3% H ± 1μm) Resolution: 0.1μm (100μm) high sensitivity sensor for precise measurement with zero, two-point calibration method and the basic three kinds, ready for quick error correction system measurement modes: single measurement / continuous measurement / differential measurement data storage / data query / data deletion Function statistical measurement data the maximum, minimum, mean, standard deviation, and number of measurements buzzer prompts metric conversion Low battery indication Auto power off the LCD backlight function Packing: color box + PP Tool Box Power Supply: 9V Battery Product Weight: 147 grams Size: 67 * 30 * 183 mm Instrument Co., Ltd., Zhengzhou Megumi Contact: Gujingli responsible Tel: 0371-55676313 Fax 0371 -66,227,105 Business QQ: 2417674438 Address: Zhengzhou City, West Street South Street intersection (Tube City appoint three hundred meters south of the main entrance) Website: www.hm5117.cn