Part of the ONE+ system of cordless tools for the home & garden the Ryobi R18I-0 is a cordless inflator ideal for inflating car tyres, air beds, or sports equipment. The automatic shut off with digital readout allows for accurate inflation. The hose can also be attached to a separate port for fast deflation, with on board storage for all nozzles & adaptors. The R18I-0 is sold as a 'bare' tool (without a battery or charger) but is compatible with all batteries & chargers across the 18V ONE+ system.