Feature:1. Backlight Controlling: The backlight can be turned on or off by shortly pressing the button, and the backlight state will be automatically saved when power off2. Data Storage Function: In the event of a sudden power failure, the last test data will be automatically saved No need to worry about data loss due to sudden power failure3. Large LCD Display: Wide viewing angle LCD display, with green backlight, which can be read clearly even in dark environments.4. Compact and Portable: This voltmeter ammeter is small enough to fit right into your pocket without adding any extra burden to you.5. Direction Indication Function: The voltmeter has reverse and forward current and energy consumption direction indication functions.Specification:Item Type: DC Digital MeterMaterial: ABSVoltage: Measuring Range: 0-300V (independent power supply DC 5-12V) or 8-300V (direct power supply)Display Format:10v display, for example: 1.00V100V display, for example: 10.0V100V display, for example: 100VInitial Measurement0.05VAccuracy: 1 percent Current: Measuring Range: 0-300A (50A, 100A, 200A, 300A type can be selected)Display Format:10 A display, for example: 1.00A100 A display, for example: 10.0A100 A display, for example: 100AInitial Measurement0.02AAccuracy: 1 percent Power: Measuring Range: 0-90KW 10W display screen, for example: 1.00W100W display, for example: 10.0W1000W display screen, for example: 100W10000W display, for example: 1.00kW10000W display, for example: 10.0KWInitial Measurement0.1WAccuracy: 1 percent Energy Consumption: Measuring Range: 0-999kWh 1 kWh display, for example: 100Wh 10 kWh display, for example: 1.00kWh 100 kWh display, for example: 10.0kWh1000kWh display, for example: 100kWh overflow will keep the data unless you reset it yourself.Initial Measurement1WH=0.001KWH Accuracy:1 percent .Package List:1 x Electric Meter2 x Test Lines