E-Bro 12-24V 3.1A Car Auto Jeep Boat Dual USB Charger Socket Plug With Blue LED lights all phones, tablet PCs charging and automotive electrical use. All vehicles of 12V-24V can be installed to use. anti-retardant, high temperature, corrosion resistant, durable Fast charge, CE certified, trustworthy. Red Line connected to positive power supply, black wire connected to negative power supply with a waterproof cover when not in use, the cover is waterproof and dustproof. Large current dual USB car charger, large capacity. with LED blue lights, charging faster and more secure.Switch shape, fashionable