Current Probes
[2-wire DC 4.5-30V voltmeter]
The red DC voltmeter has a measuring range of DC4.5-30V. It is easy to read, install and use.

When the voltage is lower than 10V, there are 2 digits after the decimal point, that is, the accuracy is 0.01 when it is lower than 10V and 0.1 when it is higher than 10V.
Mini red LED display does not require power
Measuring voltage: DC 4.5-30V two-wire access
Display: Three-digit 0.56-inch LED, red/blue/green
Brush speed: about 300mS/time
Maximum input: DC 30V (higher than 30V may cause burnout)
Minimum input: DC 4.5V (measurement will be inaccurate or not displayed if it is lower than 4.5V)
Minimum resolution: 0.01V (10V)
Resolution: 1% ± 1 digit
Working temperature: -20℃-65℃
Size: Approx. 48mm x 29mm x 22mm (L*W*H)
Hole size: about 46*27mm
LED color: red/blue/green (optional)
[3-wire DC 0 -30V LED digital voltmeter]
Dimensions: Approx. 46 x 29 x 22 mm
Accuracy: 1%
Display mode: 3 digits
Measuring range: DC 0V-30V
Feed input range: DC 4.5-30V
Working current: less than 20mA
Display color: red/blue/green (optional)
Storage temperature: -10℃-65℃
The black wire is connected to the public negative pole, the red wire is connected to the positive pole of the power supply, and the white wire is connected to the positive pole input of the detention
[2-wire AC 70-500V LED Digital Voltmeter]
describe:
1. Working voltage: No need to connect any power supply, two-wire system

Measuring range: AC 70-500V
Power supply: No additional power supply is required, directly use the measured voltage as the power supply, range: AC70V-500V
Maximum input: AC 500V. Note: Input voltage higher than 500V may cause permanent damage!
Permissible error: ±1%
Input impedance>1M ohm
Brush speed: about 300mS/time
Display mode: three-digit "0.56" LED digital tube
Display color: green/blue/red (optional)
Cable length: Approx. 20 cm/7.87 inches
External dimensions: Approx.: 4.8 x 2.9 x 2.2 cm / 1.89 x 1.17 x 0.87 in
Hole size: approx. 4.6 x 2.7 cm / 1.81 x 1.06 in
Operating temperature: -20℃ to 65℃
Batteries Included: No

Model: LED digital voltmeter
DIY Supplies:
Dimensions: 48mm x 29mm x 22mm
Working temperature: -20-65
Accuracy level: High
Power supply: DC
Display Type: Numbers only
LED size: 0.56 inches
Measuring voltage range: DC 4.5-30V / DC 0-30V / AC 70-500V
Accuracy: 0.1