Specially Designed Motor: This cordless bike pump is powered by a custom-designed motor for high-speed inflation, taking just 35 seconds to inflate a 700 x 35C city bike tire from 60 to 80 PSI. A single charge handles up to 25 tires, and fast USB-C charging adds extra convenience Compact & Portable: Measuring just 7.87 × 1.65 × 1.69 inches and weighing only 13.4oz (380g), this cordless bike pump is ultra-light and easy to carry. Its compact design fits neatly into your backpack or bike bag, making it perfect for commutes and outdoor adventures alike Easy to Use: Effortlessly switch between 5 preset modes: city bike, mountain bike, road bike, fat bike, and custom. Toggle between PSI and BAR units at the touch of a button, and fine-tune the pressure to match your needs Dual Display: The screen clearly shows both preset and real-time pressure values with ±1 PSI accuracy. The pump automatically stops when the preset pressure is reached, and the memory function conveniently recalls your las