The Makita 18-Volt maximum LXT Lithium-Ion Cordless 7-1/8 in. Fan is a portable and convenient air-moving solution for painters, contractors and more. The fan has 3-speed settings and an oscillation selector for optimal air velocity and control. When using an 18-Volt LXT 5.0Ah battery (BL1850B, sold separately), users get up to 8.2-hours of continuous run time on the high speed setting, 12-hours on medium speed and up to 17.5-hours on the low speed setting. Added features include tilt-settings for better direction of air flow and an adjustable hook for easy handling and hanging. The 3-stage automatic timer has 1-hour, 2-hour and 4-hour power-off selection. The fan is compatible with 18-Volt LXT batteries including 2.0 Ah, 3.0 Ah, 4.0 Ah, 5.0 Ah and 6.0 Ah (batteries sold separately). Its part of Makita expanding 18-Volt Lithium-Ion system, the worlds largest cordless tool system powered by 18-Volt Lithium-Ion slide-style batteries. Makita 18-Volt Lithium-Ion batteries have the fastest charge times in their categories, so they spend more time working and less time sitting on the charger.