Mini digital volt meter 2.5-30V

Feature:

• Display panel: 22.5mm x 14mm
• Total length:31mm (Including mounting ears)
• Thickness: 9mm
• Mounting Hole center distance: 27mm
• Mounting hole diameter: 2.5mm
• Measure voltage: DC 2.5-30V
• Power Supply: DC 4.5-30V (separate power supply)
• Input Polarity: DC voltage
• Measurement accuracy: 0.1% (+ / - 2 digit)
• Display: Three 0.36" digital LED Tube
• Display Color: Red
• Refresh rate: about 200mS / times
• Operating temperature: -40°c - 85°c
• Application: Motorcycle, Car, E-bike, ATV, Scooter,Battery,Electromobile ,and All kinds Voltage Measuring

Wiring:

• VCC: Separate Power Supply + ( DC 4.5 - 30V + )
• GND: Power Supply -, Measure voltage -
• VIN: Measure voltage +  ( DC 2.5 - 30V + )