1. Product weight: 54g 2. Product size: 4.5cmx5.9cmx2.9cm 3. Hole size: 2.9cm 4. Product material: ABS+PC 5. Input voltage: DC12V-24V 6. Output voltage: USB: 5V-3.4A/9V-2A/12V-1.5A, Type-C: 5V-3A/9V-3A/12V-2.5A 7. Waterproof grade: IP66 8. The product is equipped with a spring cover, which has a fashionable and high-end appearance, and is easy to open and close, making it more convenient for you to use 9. With a variety of protection functions: input overvoltage, undervoltage protection, output overcurrent, overvoltage, undervoltage, short circuit protection, reverse connection protection, high temperature protection inside the chip 10. Product use: It can be used to power most of the car accessories such as mobile phones, tablets, iPads, navigation and GPS 11. Installation method: punching installation 12. This product can be widely installed on automobiles, motorcycles, RVs, SUVs, boats, yachts and other means of transportation