The Makita 18V LXT Lithium-Ion cordless 13 in. Job site fan (DCF300Z, tool only) is another portable and powerful cordless solution for contractors. Up to 4 hours of portable air flow with the 18V LXT Lithium-Ion 4.0 Ah battery (sold separately) makes this ideal for improved air circulation in close quarters, increased air flow for painters, and more. Three speed settings and an oscillation selector lets the user select optimal air velocity and control. For added convenience, the 3-stage automatic timer offers 1, 2 and 4-hour power-off selection. The fan has a durable design and the protective bumpers are engineered to withstand a job site environment. The DCF300Z is compatible with Makita 18V batteries with a star symbol.