Feature: 1. POWERFUL PERFORMANCE: This generator inlet box is rated up to 30A, 125V/250V voltage, compatible with a wide range of equipment, providing stable and powerful power for your RV, Campers, travel trailer and outdoors. 2. HIGHLY ADAPTABLE: ETL Listed, the inlet box follows the NEMA L14-30P interface standard design, broad compatibility, can meet your multiple equipment power needs. 3. SAFE CONNECTION: Manufactured in strict accordance with electrical safety standards, the inlet box design provides a safe connection to prevent misplugging, leakage and short circuit. 4. SECURED CONNECTION: With 4 Prong locking plug feature, it ensures a secure and steady connection, reducing the risk of accidental disconnections. 5. SIMPLE INSTALLATION: The package comes with detailed instructions, making the installation process straightforward and easy, even for beginners. Specification: Item Type: RV Power Inlet Maximum Current: 30 Amp Voltage: 125V/250V Plug Type: NEMA L14-30P, 4 Prong Locking Plug Fitment: RV Campers Trailer Motorhome Outdoor Use. Package List: 1 x Generator Inlet Box 1 x Manual 1 x Installation Instructions 2 x Accessories Note: For power inlet port only, not for outlet