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• DC 7-100V 20A 50A Voltmeter Ammeter Built-in Shunt with Trimmer Dual Digital Volt Meter Gauge Voltage Current Meter Features: 1 Compact size, twin three-digit LED electronic display, can demonstrate voltage and current on the identical display on the same time 2 The working current is terribly small, only about 15mA, so it's secure and secure to use 3 Comes with a shunt, no use to attach an external external circulate device, convenient for trying out four Use high-current terminal blocks, the contact surface of the shifting block is large, and the connecting wires are firm and reliable 5 The wiring is simple, the enter port is connected to the power supply and the output port is attached to a high-power load to test Product parameters: Voltage size range: DC 7-100V Voltage error: 1% (±1 word) Current dimension range: 0-20A, 0-50A (optional) Current error: 1% (±1 word) Resolution: 0 Terminal block: excessive recent terminal block Working current: <15mA Refresh rate: ≥500mS/time Working temperature: -10~65℃ Working humidity: 10~80% (no condensation) Working pressure: 80~106kPa Display mode: dual three-digit 0 LED electronic tube Display color: red+red, red+blue Product Size: 20A：47*28*41mm 50A: 47*28*31 Opening size: recommended 46*27mm Package list: Voltage ammeter*1

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