Specification:

1. Measuring range:
Red DC4.50-30.0V, green DC4.70-30.0V, blue DC5.00-30.0V
2. Power supply range:
No additional power supply, directly use of the measured voltage as a power supply, the range as above
3. The highest input DC30.0V. Note: The input voltage higher than 30V may be permanently damaged! Allowable error ± 1%; greater than or equal to 10V, the error is ± 0.3V; less than 10V error ± 0.10.
4. Input impedance : > 100K ohms
5. Operating current
Red < 23mA, green < 18mA, blue < 13mA
6. Refresh speed: about 300mS time
7. Display mode: three ""0.56"" LED digital tube
8. Display color: red, green, blue optional
9. Lead length: about 20 cm / 7.87 in
10. Dimensions: about 48 x 29 x 22 mm / 1.89 x 1.14 x 0.87 in
11. Opening size: about 46 x 27 mm / 1.81 x 1.07 in
12. Net weight: about 18g
13. Operating temperature: -20 ℃ ~ 65 ℃

Notice:
1. Due to the difference between different monitors, the pictures may not reflect the actual color of the item.
2. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement.

Package Includes:

1 pcs Voltage meter head