Integral Dual OLED Portable Surface Roughness Testers SRT5030

App compatible High Resolution Surface Roughness Tester SRT6700 Features Dual OLED displays to suit your applications; 2 start keys ( the left key & the right key) to satisfy the different using habits; Mobile app compatible to get the higher accuracy, convenient to be used in a small space ARM processor to offer higher speed, low power consumption and fast accurate measurement. Light weight of 150g, easy & convenient to use. Measurement Principle When measuring surface