Thank you for viewing. I may not be able to explain technical details, so please check the image descriptions carefully before purchasing. (Product Description) 4-Port Cigarette Lighter Socket + 2-Port USB Splitter 4 cigarette lighter sockets 2 USB ports For dashcams, car navigation systems, car vacuum cleaners, etc. USB ports can be used for various smartphones and tablets, etc., according to your needs. Each independent LED-equipped switch is easy to see at night, and it's easy to turn ON/OFF with the switch without plugging and unplugging the sockets. (Product Specifications) Material: Plastic shell Size: Approximately 18cm wide x 3.8cm high x 6cm deep, total cable length approximately 68cm Color: Black Weight: Approximately 210g Applicable: 12V/24V USB Output: 5V/1000mAh Total cigarette lighter socket power: 120W Ports: Cigarette lighter socket ports x 4, USB x 2 (Notes) ・We inspect the product before shipping, but if there is an initial defect due to a shipping accident, we will respond. Please contact us before giving a review. ・We do not accept cancellations/returns due to customer's convenience. Thank you for your understanding. ・Please refrain from purchasing if you are seeking perfection, are overly sensitive, or are prone to making unreasonable claims.