Smart Digital Roughness Tester：This portable roughness tester is equipped with advanced inductive sensors, enabling fast and high-precision measurement of surf-ace textures. It can measure a variety of surf-ace roughness parameters, including Ra, Rz, Ry, Rq, Rt, Rp, Rv, Rmax, R3z, RSk, RS, RSm, and Rmr. Its wide measurement range makes it suitable for various industrial applications. High-Precision Measurement Sensor：Sensor measurement range: 160 μm, Ra: 0.025-12.5 μm, Measurement accuracy: 0.001 μm, Sensor speed: 0.5 mm/s, 1 mm/s, Sampling length: 0.25/0.8/2.5 mm. Achieves exceptional measurement accuracy with a minimal measuring force of only 0.4 mN (0.4 gf). Color Display Screen：This surf-ace profiler is equipped with a 320 x 240 LCD display that shows information in both digital and graphical formats. The color mapping feature intuitively displays surf-ace roughness variations, facilitating analysis and allowing users to visually view measurement results and error alerts. It supports various accessories to meet diverse measurement application needs. Data Storage and Output：The surf-ace roughness tester features large-capacity data storage, capable of storing up to 200 sets of raw data and waveforms. The newly upgraded App and Bluetooth functionality enable seamless data transmission by connecting to mobile phones, computers, and printers. It supports full or custom parameter printing for efficient reporting and analysis. Portable Design：The surf-ace roughness tester is lightweight, it measures only 140 x 52 x 48mm and weighs just 440g, making it easy to carry and operate. Equipped with auto power-off, sleep mode, and power-saving functions, this digital meter can work continuously for more than 20 hours, reminding users when it's time to recharge and ensuring reliability for long-term projects.