Usage Tips:[ Switch Panel Solution]Designed for maximum convenience and versatility, this switch panel built in 5 ON-OFF Blue LED toggle switches, 12V/24V Lighter Sockets, a dual USB charger (5V 2.1A) and a LED digital voltmeter. Perfect for all your circuit control, charging and voltage monitoring needs. [Advanced Water and Protection]Experience peace of mind knowing the switch panel is IP65 Waterproof and has been rigorously tested for water resistance.Intelligent design offers protection against over-heating, over-current, over-loading, under-voltage, and short-circuit scenarios. [Wide Application and Effortless Installation]Suitable for 12V-24V Systems and widely applicable for most DC 12V-24V cars, UTV/ATV, trucks, trailers, RVs, caravans, buses, marine boats, yachts, airplanes and more. With pre-wired panel, mounting screws and a full set of labels, the installation is straightforward and easy. [Real-Time Voltage Monitoring]Real time LED voltmeter shows the status of the voltage. Includes the digital voltmeter display, allowing real-time monitoring of your vehicle's voltage from 6V to 30V. Colour:Black Material:plastic Package Contents: 1 x 5 Gang Switch Panel Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.