Features: brand new and high quality QC3.0 for smart fast charge, automatically output current and voltage according to the power loss of the device, effectively extending the life of the phone. After use, put on a waterproof and dustproof cover to prevent dust particles and rainwater from entering and prolong the service life. Suitable for cars, RVs, buses, ships, yachts, etc. Avoid short circuit, overvoltage, overcurrent and other safety hazards at the moment of ignition and during charging. The appearance is delicate and textured, Suitable for 12-24V for cars. Made of firepeoof material, safe and durable in use. Specifications: Input voltage: 12/24V USB output voltage: 5/9/12V USB total output: 18W+18W 135mm in diameter Power socket: 60W Suitable for cars, large trucks, boats, motorcycles, electric boxes, etc. Material:PP Color:Blue/Green/Red Size:As Picture Shown Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Car Charger