Features Main Function: Our Solar Panel Multimeter Is Used to Detect The Voltage, Current, And Power of The Solar Panel, And to Determine Whether Your Solar Pv System Is Working Properly. Highly Practical: Through Our Solar Panel Tester, You Can Distinguish The Quality Differences of Different Brands of Photovoltaic Panels, Or Find The Optimal Angle Or Position for Solar Panel. Easy to Use: The Photovoltaic Panel Multimeter Does Not Require A Battery, Just Connect to The Solar Panel to Work, Which Has Two Pv Connecting Cables And Two Crocodile Clip Cables That Are Long Enough. Multiple Protection: The Solar Tester Has Multiple Protections, Such As Overvoltage Protection, Over Temperature Protection, Overcurrent Protection, And Over Rated Power Protection. Ensure User Safety. Wide Application: The Solar Panel Tester Can Measure All Solar Panels Up to 1600w And 60v, Suitable for Portable Solar Panel, Foldable Solar Panel, Solar Pv Kits, Automotive Or Marine Solar Panel, Roof Solar Panels, Etc. Specification: Item Type: Solar Panel Tester Material: ABS Power: 5-1600W Voltage: 12-60V Current: 0-60A Application: Photovoltaic panel manufacturers, photovoltaic panel operators, photovoltaic panel installers, photovoltaic panel users, photovoltaic enthusiasts, etc. Package List: 1 x Solar Panel Tester 1 x Red Crocodile Clip Cable 1 x Black Crocodile Clip Cable 1 x Red Connection Cable 1 x Black Connection Cable 1 x User Manual 1 x Storage Bag Note: 1. Provide the simplest and fastest measurement tool on how to place solar panels to achieve maximum power.2. Before testing, be sure to disconnect the photovoltaic panel from other equipment or loads.3. It cannot measure multiple solar panels in series, but can measure multiple parallel solar panels. Package List 1 x Solar Panel Tester 1 x Red Crocodile Clip Cable 1 x Black Crocodile Clip Cable 1 x Red Connection Cable 1 x Black Connection Cable 1 x User Manual 1 x Storage Bag