Feature: 1. Monocrystalline Silicon Solar Cells: This solar panel uses premium monocrystalline silicon solar cells, with a power generation efficiency of about 1.2 times that of conventional polycrystalline silicon. The overall area is smaller and more practical under the same power. 2. PET Material: Adopts PET material, this solar panel is wear resistance and has an improved absorption efficiency of sunlight. 3. Safe to Use: The junction box of the solar panel adopts IP68 waterproof design, contains bypass diodes, and the circuit adopts overcharge and reverse current protection design. Rest assured to use our solar panel 4. Professional PV Connector: Adopts professional PV connector, waterproof, high temperature resistance, weather resistance, you can use it outdoor confidently. Plug and play, easy to use. 5. Applicable Scenarios: This product belongs to solar module, it can be worked with controller and battery. And it is suitable for used in various scenes, such as family, camping, RV, yacht, street lamp, solar power station, etc. Specification: Item Type: Solar Panel Set Material: Monocrystalline Silicon, PET Output Tolerance: ± 3% Maximum System Voltage: 700V DC Open Circuit Voltage (Voc): 16V Short Circuit Current (Isc): 3.12 A Maximum Power Supply Voltage (Vmp): 19.2V Maximum Supply Current (Imp): 3.43A Battery Efficiency: 21% Operating Temperature (NOCT): 45±2℃ Temperature Range: -40℃ to +80℃ Number of Battery: 32Pcs Solar Panel Power: 50W. Package List: 1 x Solar Panel2 x Cable with PV Connector2 x Cable with Crocodile Clip1 x 40A Controller2 x PV Connector2 x 2 to 1 Connector2 x Terminal4 x Buckle1 x Instruction Manual