Feature: 1. Solar Panel MPPT Tester: This solar photovoltaic panel multimeter can test maximum power point and open circuit voltage. 2. Data Display: Pmax indicates the maximum power point power. Vmp indicates maximum power point voltage. Imp indicates maximum power point current. Voc indicates open circuit voltage. 3. Clear Backlight: Solar panel multimeter with big LCD screen and backlight, the data can be read clearly under sunlight. 4. Solar Panel Powered: Our solar panel MPPT tester does not need battery, just connect the cables to solar panel then it can work. 5. Widely Used: Suitable for portable solar, foldable solar panel, solar PV kit, car, boat solar power, roof solar panel etc. Specification: Item Type: Photovoltaic Panel Multimeter Material: ABS Weight: Approx. 450g / 15.9oz Purpose: Professional Use Users: Solar Panel Manufacturers, Solar Panel Distributors, Solar Panel Installers, Solar Panel Users, Solar Panel Fans Measuring Function: DC Current, DC Voltage Product Size: Approx. 16.5x8x3cm / 6.5x3.1x1.2in Power Supply: Solar Panel Powered Power: 5-1600W Voltage: 12-60V. Package List: 1 x Solar Photovoltaic Panel Multimeter1 x Manual 4 x Connecting Cable 1 x Storage Bag