Feature
1. High precision
2.Reverse connection protection
3. Adjustable withstand voltage - turn clockwise to reduce the voltage, and can work directly at 5V, 9V, 12V, and 24V.
4. Three-wire connection, or change the three-wire connection to two-wire connection.

Specification:
Operating Voltage: 4.0-30V
Detection voltage: DC 0V ~ 100V
Working current: less than 20mA
Display Color: Red, Yellow, Blue, Green
Display mode: three digit 0.28'LED digital tube
Dimensions: 22.5 × 10 × 7mm (length x width x height)
Installation hole: 23 × 10 mm
Measurement rate: more than or equal to 200mS / times
Accuracy: 3%
Operating temperature: -10 ~ +65 ℃
Working humidity: 10~80%
Working pressure: 80~106kpa
Permissible error: 1%(±1 digit)

Package Includes:
4 x 0.28inch Mini 3 Wire Digital Voltmeter(Red, Yellow, Blue, Green)
4 x Crimp terminal(CH-2)