Features: Two LED indicator lights show the working status. Each USB interface is equipped with a dust cover to protect it from water and dust. Universal fit on most 12V/24V for cars, boats, boats, campers, buses, motorcycles, etc. Dual Quick Charge USB Ports: the 12V USB outlet has 2 fast charging ports, which can bring a lot of convenience to you, for most popular USB devices, can be installed to for cars, motorcycles, buses, RV, boats and so on. No Need to Drill Large Holes: the car USB outlet applies surface mount installation, which can be nicely installed on a flat surface, without cutting a large hole; You just need to drill a small hole to put the wires in; And the blue light is for always on when power is on. Useful and Practical: the USB outlet can serve most of mobile devices at maximum charging speed that your device supports, saving you a lot of for time, providing you with satisfying use experiences. Specifications: Material:PC Size: Approx.6.6x4cm/2.59x1.57inch Light Color:Blue/Red/Green Package Includes: 1 x USB Charger Socket note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.