1. Material: ABS 2. Wireless battery capacity: 2000mAh 3. Air flow: 25Lmin 4. Output power: 120W 5. Rated voltage: 12V 6. Cylinder: 19 cylinders 7. Power supply: wired cigarette lighter to get power, wireless USB port for charging 8. Scope of application: cars, balls, bicycles, inflatable boats, motorcycles, etc. 9. Dimensions: about 19x8x14 cm, the wireless USB charging cable is about 1m long, the wired power cord is about 3.3m long, and the tracheal length is about 50 cm 10. Weight: about 657 grams for wired models, about 723 grams for wireless models Features: 1. The valve is screwed on the valve, the tire pressure can be detected when the machine is powered on 2. Lightweight and portable, easy to use 3. Permanent magnet motor, strong power, pure copper coil motor, improve performance, reduce energy consumption, and make the air pump more stable 4. Wear-resistant nylon braided inflatable tube, tough and durable, anti-freeze without breaking, explosion-proof and high-temperature resistance 5. 30S quick replenishment, convenient and fast packing list: -Wired models: host x1, air nozzle x3, manual x1 -Wireless model: host x1, air nozzle x3, manual x1, USB charging cable x1