Package includes: 1 x Solar Panel Multimeter Please be sure to use this product within the rated voltage and current power range Please be sure to disconnect the photovoltaic board from other equipment or loads before testing EY800W Photovoltaic Panel Multimeter Solar Panel MPPT Tester Smart MPPT Solar Panel Multimeter VOC Testing Power Meter This solar panel multimeter can test the maximum power point and open circuit voltage of photovoltaic panelFit for solar panel manufacturer, solar panel distributor, solar panel user, solar panel fans AUTO MPPT test, manual MPPT test Over-voltage, over-temperature, over-current protection, over rated power protection No additional power supply required Specifications: Name: Solar Panel Multimeter Model: EY800W Power: 5-800W Voltage: 12-60V Current: 0-35A Power supply mode: solar panel power supply Packing: EVA package Dimensions: 165×80×30MM Weight: 436G AUTO MPPT DETECTION: When pressing the AUTO test button, the instrument automatically adjusts the test interval time according to the current power value and refreshes the digital display. For example, when the power of photovoltaic panel is 100W, refresh once every 5S; when the power is 300W, refresh once every 15s MANUAL MPPT DETECTION: When pressing the manual test button, the instrument starts a scan of the maximum power point and refreshes the digital display. OPEN CIRCUIT VOLTAGE DETECTION: When pressing the open circuit voltage button, the voltage of the photovoltaic panel will displayed in real time EY800W Photovoltaic Panel Multimeter Solar Panel MPPT Tester EL400B Photovoltaic Panel Multimeter Solar Panel MPPT Tester Add to Cart Add to Cart Customer Reviews — 3.8 out of 5 stars 6 Price $89.99$89.99 $69.99$69.99 Model EY800W EL400B