DROK® Waterproof Digital Voltmeter Gague Two Wires Voltage Tester Meter DC 3.3-30V Volt Meter 0.52" Red LED Display for Electrocar Motorcycle
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DROK® Waterproof Digital Voltmeter Gague Two Wires Voltage Tester Meter DC 3.3-30V Volt Meter 0.52" Red LED Display for Electrocar Motorcycle
Waterproof voltmeter or voltage detector with 0.52" red LED display for measuring voltage DC 3.3V to 30V.
Built in trimmer potentiometer, it is simple to do a calibration work.
Reverse connection protection, no worry it will burn your meter when get it connected reversely.
Product Features: Easy and convenient installation: two wires, just connect the red wire to the positive and connect the black wire to the negative.
Wide application: suitable for most of electrical bike, motor and etc, will be a good tool to detect voltage.
Parameters: Operating Voltage: DC3.3-30V Operating Current: Display: 0.52" LED red Dimension: 54 L*30 W * 27H mm Installing Size: 47.2*27.3 Testing Rate: >500mS/once Testing Accuracy: 1%(±1 digit) Protection for Reverse connection: yes Extreme working conditions: Minimum Operating Voltage: + 3.3V Maximum Working Voltage: + 30V (The highest voltage can't be over 30V) Working Temperature: -10 ~ + 65 ℃ Working Humidity: 10 to 80% (non-condensing) Working Pressure: 80 ~ 106kPa Sun Exposure: no direct exposure Wiring Instructions: Red wire: + Black wire: - Package Includes: 1 X 2 Wires Waterproof Red Display Digital Voltmeter