The B 60 W Bp battery-powered walk-behind scrubber drier with traction drive can be optionally equipped with roller brush head with contra-rotating roller brushes and sweeping function or with disc brush head. It is ideal for easy, safe and convenient handling. The new KIK system offers reliable protection against incorrect operation. The device is equipped with an eco!efficiencymode which substantially extends the battery runtime. There are four different squeegees to choose from. This scrubber drier can also be fitted with a number of other useful optional features: with the Home Base "Mop" or "Box" kits for better transport of additional utensils. Or with "Auto Fill-in" for simple filling of the fresh water tank and tank rinsing system for simplified rinsing out of the dirty water tank. Innovative Kärcher accessories, e. g. brushes with various degrees of hardness, different squeegee blades, pad driver plates/roller pad shaft and pads make this scrubber drier ideal for a wide range of cleaning tasks.