The HiKOKI RB36DA Brushless Blower produces a higher air volume than petrol blowers. It has 4 power settings plus a turbo mode. The compact, lightweight body makes it easy to handle. RB36DA/JLZ: 1 x 18/36V 5.0/2.5Ah Li-ion BatteryRB36DA/J4Z: Bare Unit, No Battery or Charger. Specification: Air Speed: 0-24,000/min.Air Flow: 0-680m³/hr.Overall Length: 940mmWeight: 2.8kgThe HiKOKI RB36DA/JLZ Brushless Blower is supplied with:. 1 x 18/36V 5.0/2.5Ah Li-ion Battery*1 x UC18YSL3 Charger. *Multi Volt batteries for high power output similar to mains powered tools. Batteries are compatible with existing Hitachi/HiKOKI 18V tools.