1.Detect the voltage, current and power of the solar panel
2.judge the working effective of different
3.Or to find out the best angle or place for solar panel position.
4.Auto MPPT and Manual MPPT detection 5.connecting or two Alligator clip cables to fit different connection request.
6.Easy working,just connect the cables to solar panel then it can work.
7.over-voltage/temperature/current/power protection, Ensure user safe working
（Important, the total panel power
should not exceed 800W）
Application:Portable solar,foldable solar panel, solar PV kit,car/boat solar power, roof solar panel etc