1、Premium Material: The outlet box is made of engineering grade ABS material, resistant to oxidation, sunlight, aging, and yellowing, ensuring durability in various outdoor environments. 2、Secure Fixation: The cover of the power outlet switch panel is secured with both buckle and magnet, preventing it from opening during vehicle movement. 3、Practical Design: The electrical outlet panel is equipped with an ON OFF single circuit and two M10 terminals cut off switch, serving as the main power switch for the RV electrical system. 4、Versatile Use: The outer cover of this electrical outlet box features a high recognition Electric pattern, ideal for RV, campervan, motorhome, trailer, caravan, etc. 5、Quick Installation: Designed for embedded hole mounting, the battery switch outlet box can be easily installed by following the step by step instructions, ensuring a secure and reliable electrical connection. Item Type: RV Power Outlet Box Installation Type: Embedded Hole Mounting, comes with installation screws Installation Opening Size: Approx. 90 x 115mm / 3.5 x 4.5in Rated Current: DC200A Instant Maximum Current: DC300A Operating Voltage: DC 12V-48V Electrical Life: 10000 Times Screw Diameter: M10 x 2 Usage: ON OFF Terminal Screw Size: M10 x 2 Installation Steps: 1. Find the installation location, marking the drilling position. 2. Drill a 90 x 115mm square corner hole. 3. Place the power box into the hole and connect the circuit. 4. Secure the power box with screws to complete the installation. (Installation requires drilling and wiring, we strongly recommend professional mechanical installation to ensure your best shopping experience) 1 x Power Outlet Box 5 x Screws