Portable Leeb hardness tester SH-200, capable of storing 500 sets of test data; Capable of collecting statistical data and setting limits; Equipped with RS232 interface (can be connected to an external printer or data processing software); Display time and date, capable of automatic shutdown; Large screen 128 * 64 graphic dot matrix LCD display; Can support multiple hardness testers to produce Rockwell HRB RHC、 Vickers HV, Brinell HB, Shaw HS conversion; Can test all metal materials; Strength and hardness can be converted to each other; 7 different impact devices can be configured.