Refill your mountain bike tires on-the-go, inflate your snow or river tubes, and even charge your phone - you won't need your floor pump anymore because Aer does it all. This portable and compact air compressor features a wide pressure range of 0-150 PSI and includes adapters for compatibility with nearly any valve. With the added ability to charge your phone, shine a light, and send SOS signals, Aer's multifunctionality makes it one of our most versatile accessories.