Dyson DC35 Multifloor Cordless Vacuum - Blue (Certified Refurbished) This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 6-month warranty Dyson digital motor- 3 times faster than conventional motors. Creates the most power-efficient cordless vacuum. Root Cyclone(TM) technology- Patented technology that doesn't lose suction power as you vacuum. Detachable long-reach wand- Lightweight aluminum wand reaches high, low and into awkward gaps. 22.2V lithium-ion battery- Releases charge evenly. Recharges up to 3 times faster than others.