DC 2.4-30V 2-Wire Voltmeter 3-Digit LED Display Panel Volt Meter Voltage Tester
Monitor DC voltage between 2.4V and 30V with this simple 2-wire voltmeter ±1% tolerance • Working current: <30mA • Refresh rate: 100ms Auto ranging 0.01V precision Size: 30×11.5x9mm • Weight: 3g • Wire Length: 15cm Operating Temp: -10℃ – 65℃ • DC only, not for use with AC • Voltage above 40V will damage the unit