Features The large-screen LCD simultaneously displays voltage, current, active power, and electrical energy. Short press the button to turn the backlight on or off. The DC voltmeter is designed with power alarm threshold and overload alarm functions. With memory function, the measurement data can be stored in case of power failure. Built-in current shunt design, easy to use and save your time. Features: -The large-screen LCD simultaneously displays voltage, current, active power, and electrical energy. -Short press the button to turn the backlight on or off. -The DC voltmeter is designed with power alarm threshold and overload alarm functions. -With memory function, the measurement data can be stored in case of power failure. -Built-in current shunt design, easy to use and save your time. Specifications: Brand: PEACEFAIR Model: PZEM-031 Working voltage: 6.5-100V DC Voltage test range: 6.5-100V DC Rated power: 20A / 2000W Measurement Accuracy: 1.0 Weight: Approx. 78g Test RangeDisplay FormatPower0-2kW＜1kW, 0.0-999.9W ≥1kW, 1000-2000WEnergy0-9999kWh＜10kWh, 0-9999Wh ≥10kWh, 10-9999kWhVoltage6.5-100V6.50-99.99VCurrent0-20A0.00-20.00A Packing Included: 1 x Voltage Current Meter Package List