Product Features : High Efficiency Conversion Modules Robust waterproof design and strong aluminium frame for all weather conditions Fitted with a blocking diode to make sure there is no reverse current flow from the battery at night Corrosion-resistant aluminum frame for extended outdoor use, allowing the panels to last for decades Easy to install and angle adjustable bracket Panel specifications: Maximum power: 80W Open circuit voltage: 22.25V Short-circuit current: 4.80A Maximum power voltage: 18V Maximum power current: 5A Maximum system voltage: DC1000V Nominal operating temperature: 45 – 85°C Operating temperature: -40 - 85°C Dimensions [l x w x h]: 815x 670 x 35cm Weight: 7.8kg What's in the box 1 X 80W Monocrystalline Solar Panel