0.28 Inch Dual Red Led DC 4.5-30V Digital Volt Meterr Ammeter 2-200A

0.28 Inch Dual Red Led DC 4.5-30V Digital Volt Meterr Ammeter 2-200A

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0.28 Inch Dual Red LED DC 4.5-30V Digital Voltmeter Ammeter 2-200A Specifications: Working current: <60mA Display mode: 0.28 inch LED double colors(Red) Dimension: 48 x 29 x 21mm Installation hole size: 45.5 x 26.5mm Measured rate: ≥500mS per time Measuring accuracy: 1% Minimum working voltage: +4.5V Max working voltage: +30V Operating temperature: -10℃ to +65℃ Operating humidity: 10% to 80% Operating pressure: 80kPa to 106kPa Testing voltage: 0-200V Supply voltage range: DC 4.5-30V Wire lead length: 20cm Current 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