Toplionace EY1600W Voltage Meter Precise Voltage Tester for Professional and Home Use

Automatic measurement: Easy operation, after pressing the Auto M-PPT test button, the multimeter will test itself according to the current power value, the instrument will automatically adjust the test interval time according to the size of the current power value and refresh the digital display.

Manual measurement: Press the Manual M-PPT test button as you like, the instrument automatically adjusts the test interval time according to the current power value, the larger the power, the longer the interval time and refreshes the digital display.

Solar Power: Powered by a solar panel (not included), eliminates the need for batteries and is economical and energy-efficient.

Five protections: with multiple protections against overheating, overvoltage, over-current, reverse connection and over-rated power.

Wide Applications: Suitable for PV panel manufacturers, PV panel operators, PV panel installers, PV panel users, PV enthusiasts, etc.