Features:1.Multifunctional Design: The box has 6mm and 8mm connection ports, which not only connects to the RV roof electrical system, but also to other electrical devices, effectively improving the interconnectivity between devices in the RV.2.IP68 Waterproof: The box is designed to be waterproof, which can effectively prevent water from entering the box and ensure the normal operation of the electrical system even under adverse weather conditions.3.Exquisite Details: Cable entry box is beautifully shaped, with proper details and elegant forms, which can match the design style of various RVs and better integrate into the interior environment of RVs.4.Wide Application: Cable junction box is suitable for installing solar power systems on caravans, yachts and flat concrete roofs, as well as for quickly installing off grid photovoltaic systems, such as traffic signals, warning lights, indicators.5.Easy Installation: Solar cable entry gland housing comes with 2 mounting options, screw mount or glue mount, no need to drill holes in the roof or deck of the RV, safe and easy to remove.Specification:Item Type: Cable Entry Gland BoxMaterial: ABSAperture: Approx: 6mm/0.23in+8mm/0.31inWaterproof Class: IP68Installation Method: Screw installation/glue installationApplication: Applied to the roof of the RV, can also be applied to the hostel car, boat, yacht and so on.