Waterproof DC 3V-18V 12V LED Digital Voltmeter Voltage Meter Volt Gauge Detector Tester Monitor Panel for Motocycle Car

Features 1 This voltmeter is designed with a fully enclosed casing It can be used in a short time and thrown in the water to work normally without damage 2 This voltmeter is small in size and is displayed by three 0 56 inch LED digital tubes 3 Two wire system wiring simple wiring direct measurement no external auxiliary power supply required 4 This voltmeter can be used to detect battery voltage in motorcycles automobiles etc and to grasp the battery status in time Specifications Measurement accuracy 1VVoltage range 3 18VLine length 100cmPower supply mode DC DC two linesDisplay mode L three 0 56 LED digital tubeWaterproof rating IPX6Shell material ASProduct size 56mmx31mmx13 5mmWiring Red is connected to the positive electrode and black is connected to the negative electrode Noted 1 The power supply voltage used in this voltmeter should not be higher than 18V Please pay enough attention to the table to avoid permanent damage to the voltmeter due to motor spark power supply ripple or other excessive abrupt voltage 2 Since this voltmeter uses LED display it requires a certain working current so it cannot be used for high internal resistance voltage measurement such as weak signal voltage and button battery 3 Pay attention to the wiring method The red line is connected to the positive line and the black line is connected to the negative linePackage Included 1 x Waterproof DC 3V 18V 12V LED Digital Voltmeter Voltage Meter