Parameters: Working Voltage: 6.5 100VDC Measuring Range: 6.5 100VDC Rated Power: 50A/5000W Measuring Accuracy: 1.0 grade Before using the 50A current shunt, please set the scale to 50Adefault 100A: Step 1: Long press the button, and release it when Curr shows on the power area. Step 2: At this time the current area displays 100 A, short press the button to choose 100 A or 50 A, this meter requires 50A shunt. Step 3: Long press the button to exit the setting mode or the setting will automatically save and exist if no key operation in 3 seconds. Test range and display format: Power Range: 05kW nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp; within 1kW, display 0.0999.9W; nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp; above 1kW, display 10005000W. Energy Range: 09999kWh nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp; within 10KWh, display 09999Wh; nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp; above 10kWh, display 109999kWh. Voltagenbsp; Range: 6.5100Vdisplay 6.5099.99V Currentnbsp; Range: 050Adisplay 0.0050.00A nbsp; Note: This module is suitable for indoor, please do not use outdoor. Applied load should not exceed the rated voltage or current. Wiring order can't be wrong. nbsp; Package Includes: 1x DC Power Multimeter