0.28 Inch Dual Red LED DC 4.5-30V Digital Voltmeter Ammeter 2-200A
Specifications:
Working current: !#!amp!*!lt;60mADisplay mode: 0.28 inch LED double colors(Red)Dimension: 48 x 29 x 21mmInstallation hole size: 45.5 x 26.5mmMeasured rate: !#!amp!*!ge;500mS per timeMeasuring accuracy: 1%Minimum working voltage: +4.5VMax working voltage: +30VOperating temperature: -10\u2103 to +65\u2103Operating humidity: 10% to 80%Operating pressure: 80kPa to 106kPaTesting voltage: 0-200VSupply voltage range: DC 4.5-30VWire lead length: 20cmCurrent range: 2A， 5A， 10A， 50A， 100A， 200A
Onboard Wire Instructions:
Thin Red Wire (VCC): positive pole of power supply input (3.5-30V)(Note: if the measuring signal is less than 30V and the power is adequate， can be the power supply of module)Thin Black Wire (GND): negative pole of power supply input (3.5-30V， common ground with measuring signal)Green Wire (VIN): positive pole of measuring signal input (0-100V)Thick Red Wire (I+): positive pole of current input (series connect on the power supply cathode)Thick Black Wire (I-): negative pole of current input (series connect on the power supply cathode)
Package included:
1 x Dual LED Panel Ampere+ Voltage Meter