
VTSYIQI Digital Voice Concrete Rebound Hammer Concrete Strength Hardness Tester Schmidt Resiliometer with Range 10 to 60MPa Spring Constant 785N/m USB Communication
VTSYIQI Digital Voice Concrete Rebound Hammer Concrete Strength Hardness Tester Schmidt Resiliometer with Range 10 to 60MPa Spring Constant 785N/m USB Communication About this item Spring constant: 785N/m; USB communication port, and a virtual U disk, without the need to install any driver, you can export data or replace the special strength curve. Impact energy: 2.207J; Integrated structural design of the domestic initiative, the rebound device and the resilience of the sensor device for the integration of organic integration, without any connection line, easy to carry, low failure rate Spring extension: 75±0.3mm; Display: 16-bit true color, 176 * 220 resolution, 5 grades backlight adjustment; Unique rebound value voice prompt function, no need to watch the screen to know the rebound value, improve the detection efficiency of the detector. The average rebound values on steel anvil: 80±2; Advanced low power management function, can set the screen backlight, voice volume, automatic slee