1. Material: ABS 2. Input: DC12V-24V 3. Output: USB1 5V-3A/9V-2A/12V-1.5A(18W); USB2 5V-3A(15W) 4. Power: 36W 5. Expansion port: 2 cigarette lighters, 2 USB charging ports 6. Insert the product into the car cigarette lighter and connect it to a mobile phone or other digital devices to use it 7. Built-in IC control protection circuit, with overvoltage and overcurrent protection, maximum protection of charging safety, high charging efficiency and fast speed 8. The intelligent circuit can protect the mobile phone, and the battery will not be damaged due to excessive charging 9. With LED digital display voltage, more convenient to use 10. High accuracy of constant current value, can directly charge lithium battery 11. Stable and wear-resistant, fireproof and high temperature resistant, no rust, good conductivity, not easy to block, long service life 12. Real-time voltage digital display detection: Automatically detect the battery voltage after starting the car, allowing you to monitor the voltage status anytime and anywhere 13. Smart one-to-four: support 4-way power supply at the same time, dual cigarette lighter interfaces can be connected to driving recorders, vacuum cleaners, air pumps, car wash pumps and other equipment, and charge mobile phones at the same time 14. The extended double spring buckle prevents the car charger from being ejected on bumpy roads and causes poor contact 15. Configure the voltage and current according to the vehicle model and equipment, adjust the power output at any time, and realize intelligent protection 16. Widely compatible with 12-24V wide voltage input small cars, off-road vehicles, buses, can be used within 24V 17. Note: The extended cigarette lighter is compatible with the power supply function, and does not support the cigarette lighter function 18. Weight: 130 grams 19. Dimensions: 81x63 cm, cord length 550 mm, cigarette lighter 72 mm