One-Handed Inflation Tool: The Prestaflator Mini Pro allows you to hold your bike with one hand while inflating with the other; The push-to-inflate design allows for easy, efficient, and precise tire inflation without the inconvenience of clamping or twisting Use with Air Compressor – Delivers Exact Pre-Set Pressure: Set your desired PSI on your air compressor’s regulator and inflate with precision, no overfilling or guesswork. Air stops automatically once the tire reaches the set pressure. Push-to-Inflate Heads for Presta and Schrader Valves: Dedicated push-to-inflate ends for both Presta and Schrader valves. Prestaflator Mini Pro Prestaflator Pro Bicycle Tire Inflator Presta Schrader Air Compressor Nn 29987830 Presta Schrader Valve Inflator Head Road Bike Tire Pup Adapter How To Inflate A Presta Valve Tube Cycling-Specific Variable Flow Valve Inside: Engineered for cycling needs, the internal flow valve allows controlled inflation for both regular and tubeless setups. Ideal for fast, controlled inflation in any setting. Prestaflator Mini One-Handed Bike Tire Inflation Tool – Variable Flow Valve for Presta Valves Inflates quickly and safely, even on narrow road tires.