General description The 4 Gang 4.8A Marine Waterproof Rocker Switch Panel is designed for use in boats, campers, and RVs. It features a dual USB car charger with a dust cover and an LED voltage display, allowing for convenient charging and monitoring of battery voltage in real-time. Technical specifications Product Dimensions: 210 x 50 x 107 mm Input Voltage: 12-24 V DC USB Output: 5 V, 4.8 A (2.4 A + 2.4 A) 4-hole panel size: 0.52 mm x 175 mm (2.05 x 6.89 in) Power Seat Output Rated Power: 12V 15A, 24V 10A Voltmeter Measuring Range: DC 2.5-30V LED Backlight Voltmeter Color: Blue Installation Connection method: Red wire to positive pole (12-24V+), black wire to negative pole. Installation requires a hole size of approximately 172 x 40 mm, followed by securing the panel with screws. Usage The panel allows for the simultaneous operation of multiple devices while providing real-time battery voltage monitoring. The LED display indicates the charging status based on the voltage readings.