Features 1、Practical: This solar panel multimeter can test the maximum power point and open circuit voltage. 2、Multiple Detection: Solar panel MPPT tester has AUTO MPPT detection and manual MPPT detection. No additional power supply required 3、Safety Assurance: Solar panel MPPT meter has over voltage, over temperature, over current protection, safe and reliable. 4、Reverse Connection And Power Protection: MPPT tester has solar panel reverse connection protection and over rated power protection. 5、Durable Material: The LCD MPPT solar panel multimeter is made of high quality ABS material and is robust and corrosion resistant for a long service life. Specifications Item Type: Solar Panel Multimeter Material: ABS Size: Approx. 165x80x30mm / 6.5x3.1x1.2in Model: EY800W 3rd Generation Power: 5-800W Voltage: 12-60V Current: 0-35A Power mode: Solar Panel Power Features: LCD Display Function Target Audience: Solar Panel Manufacturers, Solar Panel Distributors, Solar Panel Installers, Solar Panel Users, Solar Panel Fans TROUBLESHOOTING ERROR CAUSE EXPLANATION No display Reverse connection protection Please check the input polarity Display over power Over rated power Using within the rated power range of the instrument Display over temperature Over temperature protection To be used after cooling Display over voltage Over voltage protection Using within the rated voltage range of the instrument Display over current Over current protection Using within the rated current range of the instrument Package List 1 x Solar Panel Multimeter 2 x Connection Cable 2 x Clip Cable 1 x English Manual 1 x EVA Kit