Dual Display Volt Amp Meter DC Voltmeter Ammeter LED Digital DC 0-100V/1A 10A 50A 100A Voltage Current Measurement Meter With Shunt

Product Details.

• Power Supply: Hard-Wired
• Acceptable Voltage Range: 50-80V
• Laser Type: Without Laser
• Battery Properties: Without Battery

There are 2 type of Connection.

• With external Power supply
• Without external power supply

With External Power Supply

• Red Thin wire & Black Thin Wire are connected to external power supply of D.C(3.7V/28V)
• Yellow wire directly connected to the (+) of load supply.
• AMP meter Black connected to (-) of input supply
• AMP meter Red connnected to (-) of load supply

Without External Power Supply

• Red Thin wire & Yellow Thin Wire are connected to external power supply of D.C(3.7V/28V)(+) side.
• Black wire not connected to the (+) of load supply.
• AMP meter Black connected to (-) of input supply
• AMP meter Red connnected to (-) of load supply

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