Features:_x000D_ _x000D_ Large screen LCD displays voltage, current, active power, energy at the same time. _x000D_ The DC voltmeter is designed with power alarm threshold, overload alarm function. _x000D_ It has memory function can store measure data when power off. _x000D_ Short press the key to turn on or off the backlight. _x000D_ Built in current shunt design, convenient for using and saving your time. _x000D_ _x000D_ _x000D_ Specifications: _x000D_ Brand: PEACEFAIR _x000D_ _x000D_ Model: PZEM-031_x000D_ _x000D_ Working voltage: 6.5-100V DC_x000D_ Voltage test range: 6.5-100V DC_x000D_ Rated power: 20A / 2000W_x000D_ Measurement Accuracy: 1.0_x000D_ Weight: Approx. 78g _x000D_ Test Range Display Format _x000D_ Power 0-2kW 1kW, 0.0-999.9W_x000D_ 1kW, 1000-2000W _x000D_ Energy 0-9999kWh 10kWh, 0-9999Wh_x000D_ 10kWh, 10-9999kWh _x000D_ Voltage 6.5-100V 6.50-99.99V _x000D_ Current 0-20A 0.00-20.00A _x000D_ _x000D_ _x000D_ Note:_x000D_ _x000D_ This module is only suitable for 6.5~100V DC power. _x000D_ This module is suitable for indoor, not outdoor. _x000D_ Applied load cannot exceed the rated voltage and current. _x000D_ The wiring order cannot be wrong. _x000D_ Built in current shunt design, don't need to connect outside. _x000D_ _x000D_ Packing Included:_x000D_ 1 x Voltage Current Meter