The CONCEPT VR3520 3-in-1 REAL FORCE Laser Complete Clean Care UVC robot vacuum will be your trusty servant, making sure you keep your housing unit clean easily. This is a robot vacuum cleaner for for allergy sufferers, animal hair and antibacterial. It'll run for 250 min when it is fully charged, thanks to its lithium-ion batteries. Also, it automatically knows when it needs to charge, and it brings itself back to its charging dock on its own. A charge cycle takes 4 hr(s). The air is filtered through the hepa filter, foam filter and hepa h13 filter. This is certain to catch all impurities. The dust container is equipped to handle a volume of 3 l. This will be enough for larger areas. The robotic vacuum can even unload its impurities bin on its own if needed. This model is ideal for all types of floorings, carpets, hard floors, soft surfaces, upholstery, for linoleum, wooden floors, floating floors and smooth floorings. Another advantage of the robot vacuum cleaner is its scheduling function. It'll allow you to easily set its cleaning hours.