4 In 1 USB QC3.0 Digital Display Car Fast Charger

4 in 1 USB QC3.0 Digital Display Car Fast Charger 1. Car battery voltage with LED display 2. 4USB ports supply power at the same time 3. Built-in management chip, intelligent shunt does not hurt the machine 4. It is made of aluminum alloy material and the streamlined design of the casing, which is processed by 18 processes such as CNC machining, polishing, sandblasting, oxidation, and laser engraving. 5. Using high-performance main control chip 5-layer circuit protection, it is safer to use together. 6. Metal elastic contact design, suitable for cigarette lighters of different sizes, can carry 12V/24V wide voltage input, compatible with most models on the market 7. Compatible with a wide range of matching, intelligently adapting to mobile phones, Bluetooth and tablets, while satisfying the charging of the main and auxiliary drivers 8. Digital display: voltage monitoring, charging current 9. Input: DC12-24V 10. Output: USB1: DC5.0V/2.4A USB2: DC5.0V/2.4A USB3: DC5.0V/2.4A USB4 (QC3.0): 5.0V/3A, 9V/2A, 12V/1.5A