From Dyson, the V15 Detect Cordless Vacuum features:    PRODUCT DESCRIPTION The Dyson V15 Detect is engineered with the power, intelligence, versatility, and run time to deep clean your whole home. Dyson illumination reveals invisible dust on hard floors. A piezo sensor intelligently optimizes power and run time based on the debris picked up, reporting it all on the LCD screen. The de-tangling Digital Motorbar cleaner head deep cleans carpets and hard floors and adapts suction power to floor type. Its versatile cordless format transforms into a handheld vacuum with one click so you can clean up high, down low, and everywhere in between. Comes with a 2-year limited warranty and lifetime Dyson support.   FEATURES Powerful and intelligent for whole-home deep cleaning. Reveals invisible dust. 100% more power. 60 minutes of run time.  Power trigger helps maximize energy efficiency, only using power where you need it. Intelligently adapts power based on debris detected and floor type. LCD screen shows total picked-up particles on-screen as you clean. Also displays power mode, maintenance alerts, and remaining run time to the second. 2 Advanced cleaner heads.  The Fluffy Optic cleaner head reveals invisible dust. Gentle on hard floors but tough on dirt. The Digital Motorbar cleaner head deep cleans all floor types and de-tangles long hair and pet hair as you clean. Converts to a handheld vacuum for cleaning cars, stairs, and upholstery. The Mini Motorized tool has a motorized brush bar, concentrated in a smaller head to remove stubborn dirt from mattresses, upholstery, and stairs. Comes with 3 Dyson-engineered accessories to clean up high, down low, and everywhere in between. Advanced whole-machine filtration traps 99.99% of particles as small as 0.3 microns. Expels cleaner air. Made from strong materials selected for their durability and lightweight properties. With a 2-year limited warranty and lifetime Dyson support. CAVEATS Compared to the Dyson V8 . Actual runtime will vary based on power mode, dust level, floor type and/or attachments used. Accuracy may vary. Best accuracy in Auto mode. Auto ramp feature in Auto mode only. In Boost mode. All other modes achieve at least 99.97% filtration. Compared to the original Dyson Laser Slim Fluffy cleaner head. Approx. 49.6" x 10.2" x 9.8" Imported.