Aideepen 2 Pcs 0.28"Digital Voltmeter Ammeter DC 0 100V 10A, Volt Amp 2in1 Tester for 12V / 24V Multimeter Amperage Meter Gauge Panel

✔【High Precision】Measure accuracy: 1% (± 1 digit). Ground wire of testing end and power supply terminal is the same wire; quick refresh of about 300 MS/time. ✔【Connection Protection】Require external power supply; With reversed connection protection(If there is any problem with the product, please feel free to contact us) ✔【Built-in Shunt】10A voltage and current meter itself has a built-in shunt. ✔【2 Colors for Distinguish】0.28" Led Display Voltage and current simultaneously in different colors, (the current is measured in the negative rail), bright LED, easy to read. ✔【Measuring Range】 Voltage measuring range: DC0-100v; current measuring range: 0-10A(decimal point move automatically)