The SEBO ET-1F2 powerhead, backed by a 5 year warranty, has many convenient features that will make cleaning every corner of your home a lot easier! Its 4 level manual height adjustment will allow you to get optimal performance on different types of carpet. You will even be able to use the ET-1F2 powerhead on hardwood floors by turning off the brush roller with the on-off button. Its ultra low profile (8.5 cm) and 180° steering ability will make it even easier for you to vacuum under and around furniture. A warning light will also inform you of any obstruction, and you will be able to remove the item that caused the blockage through a convenient access door under the powerhead. You will also be able to quickly and easily remove the brush roller if you need to clean it. Finally, its high quality rubber wheels will protect your floors and allow for a smooth use of your SEBO ET-1F2 electric powerhead.