1. Double-pump turbocharging technology, fast inflation. 2. AI temperature control chip, temperature control heat dissipation, overload protection, durable, no damage to the wheels. 3. Preset tire pressure, automatic start and stop. 4. LED lights, easy to cheer up at night. 5. Parameters: Working voltage: 7.4v Rated input: 5V1A Piston diameter: 19mm Rated power: 60W Pressure Range: Pressure: 3-150PSI Accuracy: +/- 1.5psi Air volume: 16L/min Continuous working time: 8-10min
