LM YN Digital AC Voltmeter AC80-300V Frequency Counter 45.0-65.0HZ LCD Display

Description

CheeryFynn
LM YN Digital AC Voltmeter AC80-300V Frequency Counter 45.0-65.0HZ LCD Display
Features
2 in 1 meter which can measure AC voltage and frequency simultaneously, with potentiometer for frequency calibration, turn the screw clockwise to increase frequency and turn the screw anticlockwise to reduce the frequency.

It can directly connect two wires to the tested voltage to measure voltage and frequency without power supply.

It is for testing AC 80V to 300V with high accuracy and high working efficiency of 2 times/s measuring speed.

Only suitable for AC45-65Hz mains supply, can't be used for measuring circuit of square wave, inverter output and sine wave.

Two wires direct connection, standard installation size, can work under extreme environmental condition.

Description
Parameters: Accuracy: 1％±2 digits . Display: LCD displayer . Measuring Range: AC . Testing Frequency: . Measuring Velocity: 2 times/sec . Product Size: 79×43×48mm . Extreme Working Condition: Operating Temperature: -10～+50℃ . Operating Humidity: 10～80%(no condensation) . Working Pressure: 80～106kPa . Sunlight Irradiation: No . Note: 't power supply: you can dirrectly connect two wires to the tested voltage to measure voltage and frequency . meter is only suitable for AC45-65Hz mains supply, can't be used for measuring circuit of square wave,inverter output and sine wave, or it will be in permanent damage. Package Include: 1× Digital AC Voltmeter AC80-300V Frequency Counter LCD Display Voltage Frequency 2 in 1 Meter Tester If you for any reason are not happy with any product supplied , please do not hesitate to
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