Mini Electric Smart Air Pump for Outdoor Cycling 1. Battery capacity: 500mAh (3.7Wh) 2. Cylinder type: 12-cylinder product 3. Air pressure range: 3-150PSI 4. Charging time: about 40 minutes 5. TYPE-C charging: 5V1.5A 6. Small and portable, meeting various daily needs, easy to inflate 7. Lightweight design, the weight of the whole machine is only about 160g 8. The air pump is similar to the size of a wireless earphone box, put it in your pocket and be ready to go at any time 9. Brushless motor, high-pressure inflation, tire pressure display 10. TYPE-C charging interface 11. The operation interface is clear, simple and convenient to use, and emergency inflation is effortless 12. LCD screen air pressure display, clearly showing the current air pressure, can be adjusted for different usage scenarios 13. Adopting high-speed and high-voltage brushless motor, the power is long-lasting and sufficient, and the pressure is quickly increased 14. Size: 75x54x35mm