Graigar JH300 Portable Digital Hardness Tester Gauge Meter JH-300 with Print Instruments Graigar 5 digits LCD with EL

5 digits LCD with EL backlight

IR reflection at the same showcase

Accuracy: +/- 1~3%n or +/- 2

Precision Platinum Temperature Sensor

controller can send short messages via SMS automatically to max

Graigar JH300 Portable Digital Hardness Tester Gauge Meter JH-300 with Print Instruments Graigar 5 digits LCD with ELBrand: Graigar Color: Green&black Features: JH300 Portable Digital Hardness Tester Gauge Meter can measure the hardness of all metallic materials. Direct display of hardness scales HRB, HRC, HRA, HV, HB, HS, HL and three types of strength values immediately. Support "forged steel (Steel)" material, when using the D DC impact device test "forged" sample, can read HB value directly, without the need for manual checking table. Large screen(128*64 dot