Features:High quality two-wire 70-380V AC voltmeter, practical and durable.Sealed ABS waterproof shell with anti-collision design, durable and durableIt is self-powered version and supports reverse polarity protection.0.56inch digital LED display, convenient to read data.High precision, safe and reliable to use.Specification:Material: PlasticWeight: 20g/0.7ozMeasuring range: AC 70-380VInput voltage: AC 70-380VOutput voltage: AC 70-380VAmbient temperature: -10 ~ 65℃Voltage measurement error: 3%Measuring Frequency: 50Hz/60HzAc voltage: 70V-380VWorking voltage: AC 70V- AC 380VMeasurement rate: > 200mS / timeAccuracy/error: 1%Display color: Red, Yellow, Green, Blue (Optional)Range of application1. AC 220V voltage test;2. Voltage monitoring of 220V generator;3. Inverter output of electrical monitoring;4. Other AC circuit voltage test.Package List:1* LED Digital Voltmeter1* Cable