- Digital Display and Auto Stop: This mini bike air pump features a high-definition digital LCD screen that provides real-time tire pressure readings. The auto shut-off function ensures that the pump stops automatically once the desired pressure is reached, preventing over-inflation. - Three Modes for Easy Use: The pump offers three selectable modes: bicycle, motorcycle, and ball. Simply set the pressure value based on your inflation needs for straightforward operation. - Fast Inflation with Rechargeable Battery: Equipped with a high-performance chip, this pump can inflate a bicycle tire from 0 PSI to 45 PSI in just 1-2 minutes. The built-in 500mAh rechargeable battery provides up to 5 minutes of use on a full charge. - Compact and Portable: Weighing only 163g and measuring 2.08 x 1.38 x 3.31 inches, this mini air pump fits easily into your backpack or pocket, making it ideal for outdoor cycling adventures. - Versatile Compatibility: Designed to work with both Presta and Schrader valves, this pump is compatible with most bicycle tires, ensuring you can inflate your tires regardless of the valve type. Use scenarios: 1. Inflate your bicycle tires before a long ride through the mountains, ensuring optimal performance and safety. 2. Quickly pump up a basketball or soccer ball for a spontaneous game at the park. 3. Keep this lightweight pump in your emergency kit for roadside tire inflation, offering peace of mind during your travels.