MPN: 3B002x5; UPC: 711463670104;

Amazon Link: https://www.amazon.com/bayite-Three-Wire-Calibratable-30V-Mini-Voltmeter/dp/B00YALV0NG

• This is Three-Wire Voltmeter. Three-Wire connection enable the Voltage Test Rang from 0.00 to 30V. (Two-wire meters cannot measure the voltage that is below 3V); 
• Measurement Accuracy: 0.01(0.01 - 9.99V) / 0.1(10.0 - 30.0V); And the meter is CALIBRATABLE: The screw on the back is used to Calibrate the meter.
• BRIGHT & NICE Reading: Display: Three 0.36" digital LED Tube; Display Color: Red; 
• Reverse Polarity Protection: The meter won't burn out if reverse polarity is applied, but the screen will display nothing
• Operating Temperature: 14 ~ 149 °F(-10 ~ 65 °C)