Charging Solution. Tired of digging through your glove box for a charger in the dark? Rough Country's USB Switch Insert is the perfect solution. The rugged design is perfect for off-roading, and has a laser-etched Rough Country logo with blue backlighting, making it easy to see at night. We've gone one step further and added dual USB ports so that you can charge two devices at once. It's perfect for those long road trips when you need to make sure all of your electronics stay charged while you're out blazing new trails!\Easy Installation. Rough Country's Dual USB Switch Insert is the ideal addition to your vehicle. Installation is a breeze since it fits in most standard rocker switch housings mounted to your dash. Featuring durable waterproof protection, it can take a beating from dust and water without losing functionality. Our USB Switch is 5volt 3.1 AMP and works with devices using USB 2.0 specs, making it compatible most devices that run off of USB power. Best of all, it includes overcharging and surge protection to keep your expensive gadgets from damage.