The mini digital display grain hardness tester is suitable for scientific research and teaching in the agricultural industry, and is dedicated to testing the hardness of grains (wheat, rice, rice, etc.). It adopts advanced force measurement technology and has the characteristics of high testing accuracy, intuitive instrument indication, high resolution, easy operation, durability and reliability. And beautiful appearance, can be handheld measurement at the acquisition site, but also can choose to test in the laboratory bench. Specifications: Maximum Load Value: 20kg 196N Load Division Value: 0.01kg 0.1N Accuracy: ±2% (10%~100% of the full range) Power Supply: 2 x 1.5V AAA dry cell batteries (not included) Operating Temperature: 5℃～35℃ Transportation Temperature: -10℃～60℃ Relative Humidity: 15%～80%RH Work Environment: No focal source and corrosive media around Material: ABS+ steel Item Size: 23.1 * 13.7 * 10 cm / 9.09 * 5.39 * 3.94 inch Item Weight: 1865g / 65.78oz Package Size: 34 * 22 * 17.3 cm / 13.38 * 8.66 * 6.81 inch Package Weight: 2271g / 80.11oz Package List: 1 * Grain Hardness Tester 1 * Height Adjustment Table 2 * Height Adjustment Accessories 1 * User Manual (English)