The moisture meter can quickly measure the moisture content of the grain. 1. Semi-sealed waterproof ABS coating with anti-collision design, durable in use. 2. The LCD digital display meter has a wide measuring range of 4-120V. 3. Direct two-wire test, no external power supply required. 4. It is suitable for mastering the battery voltage status in cars, industrial equipment, etc. 5. Digital LCD screen with blue backlight for convenient data reading. Please allow slight dimension error due to manual measurement. Item Type: Voltmeter Material: ABS Optional type: DC7V-20V, DC7V-30V, DC3.5V-20V, DC18V-80V, DC40V- 100V, DC60V-120V, DC3,5V-30V Operating voltage: no need to connect power! Display mode: LCD with blue backlight Appearance Size: Approx. 80 x 42 x 13 mm / 3.2 x 1.7 x 0.5 inch Installation Size: Approx. 76 x 39mm / 3 x 1.5 inches Measurement speed: 2 times/s Operating temperature:-10-50 Operating Humidity: 10-80% (non-condensing) Working pressure: 80-106 kPa Exposure to sunlight: no direct exposure Weight: Approx. 37g/1,3 oz List of packages: 1 x Voltmeter