Feature:1. MULTI FUNCTION: The current voltage meter can simultaneously measure voltage, current, power, with alarm output, can be connected to indicator light, buzzer, relay outputs.2. WIDE MEASURING RANGE: With a voltage measurement range of DC 0.001 to 30V and a current measurement range of 1uA to 3A, this voltmeter ammeter can accurately measure a wide range of electrical parameters.3. HIGH ACCURACY: With current and voltage accuracy of 0.5% 3 words, this meter provides highly accurate readings for all of your electrical testing needs.4. ALARM SETTING: This meter can set low voltage, high voltage, low current, high current alarm, shielding voltage and current alarm ranges, and can set alarms within the interval and outside the interval.5. COLOR SCREEN DISPLAY: The current voltage meter with a digital color screen is very convenient for user to read.Specification:Item Type: Current Voltage MeterMaterial: ABSPower Supply: 7-24VMeasuring Voltage Range: 0.001V to 30VMeasuring Current Range: 0.001mA to 3AAccuracy: 0.5%3 charactersAlarm: YesCommunication: NoSize: Approx. 79x43x33mm/3.1x1.7x1.3inInstallation Hole: Approx. 76x39mm/3x1.5in.Package List:1 x Current Voltage Meter