0.28 Inch Dual Display Red LED Panel Voltmeter 4.5-30V Digital Volt Meter Ammeter 1A

Features

• 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)
• Thick Red Wire (VIN): positive pole of measuring signal input (0-100V)
• Thick Green 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)

Specifications

Package Includes

• 1 x Dual LED Panel Ampere Voltage Meter