solar panels are installed on flat roofs of yachts, cars and ships, for motorhomes, yachts, motorhomes, caravans 2. It can also be used on a flat roof of a building, shed, garage or other flat surface. 3. Easy to install: can be firmly glued with silicone or fixed with screws 4. Connection box: dno ma groove, suitable for sticking and waterproof. built-in anti-slip column for easy installation 5. Perfect roof mount kit: no drilling, strong side support for small and large solar panels. The brackets can be securely glued to the surface without drilling. 6. Flexible location for installation of photovoltaic modules. Installation with panel spacing for easy cleaning when needed. The brackets also serve as a wind shield and provide a cooling air gap between the photovoltaic modules on the roof/deck. parameters Material: plastic Type: Double Hole List of items to pack White cornersx4 White side cornersx2 White junction boxx1 01359