Product description 4 Multi USB Car Charger, Car Charger Adapter, USB Car Charger for Multiple Devices, 12V USB Charger Adapter usb car charger fast charging Features: LED display monitors the car voltage in real for time. for various models, the voltage input from 12 to 24 V supports the most popular vehicles on the market. Advanced intelligent circuity safety system prevents short-circuit, overheating, overcurrent, and overcharging. Mini size, lightweight design. Wide voltage input, suitable for cars and trucks. Specifications: Material:ABS Input: 12V-24V Output: 5V 3.1A Type:4 USB Port,4 USB Port + Type-C Port(optional) Package Includes: 1x USB Car Charger Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.