Features: 4 USB charging ports: fast charging QC3.0: cigarette lighter socket usb equipped with 3 USB ports (3.6A) + QC3.0 charging port (3.0A), which can be used for multiple devices charging. Eliminate the problem of insufficient usb in the cigarette lighter socket. LED voltage display; support 12-24V vehicles: with an LED display with automatic voltage measurement. When the voltage is lower than 10.5V, the work will automatically stop. The cigarette lighter socket car charger is suitable for 12V-24V cars, 24V trucks, campers and other large vehicles. Replaceable fuse: Equipped with smart IC: built-in fuse in cigarette lighter socket. 2 replacement fuses are attached, it has multiple protection functions such as overvoltage, overcurrent, overheating, and short-circuit prevention.100% brand new and high qualityCigarette lighter socket with switch: The car charger cigarette lighter socket is equipped with a NO/OFF power-saving switch with independent LED indicator, which can suppress unnecessary power consumption with one button. Equipped with a main switch.Multi Protection: The maximum power supply of the cigarette lighter socket is 180W. Portable navigation, driving recorder, car surveillance camera, smart phone, tablet computer, car vacuum cleaner, car refrigerator, digital audio player, game console, etc. can simultaneously power multiple devices. Package Includes: 1 x USB Car Charger Host1 x Fuse 1 x 3M Sticker Specifications: Material: ABSInput voltage: 12-24 (V)Output voltage: 12-24 (V)Output current: 3600 (mA)Working temperature: 60 ()Product Size: approx 13x7.4x3cm / 5.11x2.91x1.18inTotal Power: 180WUSB 1: DC3.6V-6.5V/3A; 6.5V-9V/2A; 9V-12V/1.5A (qc3.0)USB 2 output: 5V/3.6A (MAX)Output Cigarette Lighter : 12V-24V With Display: voltage display note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Due to the manual measurement, there will be an error of 1-3 cm.