Product name: car and motorcycle USB fast charge 3.0 interface combination PD3.0 fast charge with electronic buttons Input: 12-24V Output: QC3.0+QC3.0+PD(QC3.0: 5V/3.6A, 9V/2A, 12V/1.5A) Reverse polarity protection: This product has reverse polarity protection Product line length:: This product is equipped with 60CM high-quality wire harness Input voltage: 6-32V Product use: Support mobile phone, tablet computer charging, and the use of vehicle electrical appliances. Vehicles with a working voltage of 12V-24V can be installed. Wiring instructions: The red wire is connected to the positive pole of the power supply, and the black wire is connected to the negative pole of the power supply. Product Features: Aluminum alloy shell + laser engraving LED light, 3 USB ports Installation method: Please use the hole opener first, open the hole position, put the product in, and then tighten it with the threaded fixing ring Material: ABS, PVC Working temperature: -20-80() Model: blue light, red light, green light Charging type: QC3.0 fast charge Charging method: wired charging Product name:USB car charger Size:ABS/Copper/Plastic Application: Multifunctional charging of motorcycles and RVs