?DC0-300/600V 0.36” Digital Voltmeter Mini LED Car Voltage Detector 3 Wire 3 BitsVoltage Tester ??

Product selling points and features:
1.0.36″ LED display, red/blue/green display
2. With reverse connection protection function, the power supply line will not burn when connected to the opposite side
3. With fine-tuning potentiometer, can be self-tuning
4. Compact size, can be used for a variety of voltage testing purposes
5. Good stability, easy to install, strong anti-interference ability.
Product parameters:
Product name: DC Voltmeter
Display mode: 0.36″ LED, red, blue, green (colour optional)
Measuring range: DC0-300V 0-600V (optional voltage)
Supply voltage: DC3.3-30V
Wire gauge: 3 wires
Working current: <20mA Measurement rate: 2500mS/time Working temperature: -10~+50? Working humidity: 10~80% (no condensation) Measurement accuracy: 1% (±2 words) Resolution: DC0-300V (<100V: 0.1V, >100V: 1V), DC0-600V (1V)
Note: Measuring voltage range DC0-600V, need to connect another DC3.3-30V power supply
Packaging and list:
Packed in electrostatic bag
Voltmeter *1