KOSTA Electric Bike Pump, 120PSI Mini Portable Bicycle Pump, Fast Inflate

Schrader & Presta Valve Compatibility：Includes both valve adapters, making it easy to switch between Schrader and Presta valves. The flexible air hose allows for convenient inflation on road bikes, mountain bikes, e-bikes, city bikes, and fat tire bikes — no extra tools needed.
Precise Digital Pressure Control：Features a clear LED display for real-time pressure readings, adjustable from 2 to 120 PSI. The built-in calibration function ensures accuracy — simply press and hold "+" and "-" for 3 seconds to reset. Perfect for achieving professional-level tire pressure every time.
Ultra Compact and Lightweight：Measures just 52.7 x 30.5 x 72.5 mm and weighs only 143 g — small enough to fit in a pocket or saddlebag. You'll barely notice it's there until you need it, making it the ideal travel companion for daily commutes or long rides.
Fast and Automatic Inflation：Powered by a brushless motor for faster, more efficient inflation. Inflates a 700x23C road tire from 0 to 100 PSI in approximately 80 seconds. The automatic shut-off feature stops inflation once the preset pressure is reached — no need to stand over it.
Built-in Rechargeable Battery：Equipped with a 500 mAh rechargeable battery, capable of inflating a 700x23C tire from 0 to 100 PSI 2–3 times on a full charge. Ideal for daily rides and unexpected emergencies — just grab and go with confidence.