1.Module name: voltage display module.

2.Measurement accuracy: 0.1%.

3.Refresh rate: about 200ms.

4.Display: three 0.56 “digital tube.

5.Measuring range: 0V-30V

6.Power supply range: DC 4.5V-30V.

7.Operating Current: less than 8mA.

8.Display color:RED.

9.Storage Temperature: -10 ℃ to +65 ℃.

10.Input impedance: approximately 100K.

11.External dimensions: 4.7 * 2.8 * 2.6cm /1.85inch X 1.1inch X 1.0inch.