90 MIN RUN TIME: Upgraded Lithium battery life for up to 90 min run time and 1200pa suction. 1 TOUCH GO Wireless robotic vacuum cleaner vacumes tile, hardwood flooring, and short carpet - Easy 1 touch power up! The Robo vac has anti-fall cliff sensors that automatically self detect a gap and keep it from running of stairs. LOW PROFILE: the mini electric vacuum robot features a 2.9” thin low profile that will travel through any room and is small enough to fit under the couch or bed in your house. ALLERGY AND PET-FRIENDLY: the automatic vacuum cleaner’s HEPA filter keeps the air pure and fine dust particles trapped inside a dustbin. New brush design and powerful suction do not clog with dog or cat hair like the units with rotating underbrush. DUAL ROTATING BRUSHES: the robotic floor cleaner has 2 auto side sweeper brushes that extend the reach of the vacuum and rotate to catch dirt and debris in corners and on a hardwood floor. Includes battery Pick up is in Vancouver Washington. Includes cord.