Description: Single hole 5V 2.4A output, fast charge. With independent control button, user-friendly design, open when used, do not use when closed, and extend product life Power socket, apply to cigarette lighter, plug take electricity USB car charging input voltage: 12/24V DC; product output: 5V, 2.4A, DC Power outlet: 12/24V DC; power: 240W Specification: Product material: environmental protection, flame retardant nylon material Product size: 105*45*50MM Connection mode: The back of the product is labeled "+", the positive electrode is connected to the power supply, and the mark "-" is connected to the negative pole of the power supply; The power line is red, the positive electrode is black, and the negative electrode is negative. Installation: can be installed horizontally or vertically installed in two ways, with the choice of! Package Includes: 1 Piece USB Charger Voltage Meter 1 Piece Cable 4 Pieces Screws