This RV Solar Panel from Sunshine Solar is a slimline 135W solar panel with integrated roof mounts, seamlessly fitted for an aesthetically pleasing look and an aerodynamic performance. Best of all having the mounts already pre-fitted means you do not have to source and fit the mounts yourself, saving money and time. Specifications Product Code. SRG135 Max Power. 135W ± 3% Max Power Voltage. 20.9V Max Power Current. 6.46A Open Circuit Voltage. 24.5V Short Circuit Current. 6.78A Normal Operating Cell Temp. -45 to 80°C Max System Voltage. DC1000V Dimensions. 1265 x 590 x 55mm Weight. 8.8kg Features Integrated Streamline Aluminium Roof Mounts 5m of twin-core insulated cable High Performance Monocrystalline Cells Factory fitted aluminium frame Multiple pieces can be connected to acquire higher power Suitable for charging all types of 12 volt batteries Fitted with bypass diodes to minimise the effect of shading Completely weatherproof Guaranteed Performance 10 Years Warranty 25 Years Service Life Suitable Solar Charge Controllers PWM Solar Controller 10A - 12/24V Dual Battery Controller 10A - 12/24V MPPT Solar Controller 10A - 12/24V (10% - 30% more power generation) Dual MPPT Solar Controller 10A - 12/24V (10% - 30% more power generation) For more info, please view the link below. Data Sheet