The Karcher K 5 Premium Smart Control Car and Home Kit is the first pressure washer that connects to your phone via Bluetooth. Easily adjust the pressure from 1 surface to another using the app in your phone or by using the plus /- buttons on the spray gun. Attach the 11 in. Surface Cleaner to quickly give your driveway， sidewalks， patio， deck， & more， a spotless clean appearance， and make your car shine with the included Foam Cannon， Rotating Wash Brush， and Universal Cleaning Detergent. The pressure washer’s Plug n Clean system means you can change the detergent in 1 quick and easy step， seeing the filling level at a glance. Effortlessly switch between tasks with the 3-in-1 Multi-Jet spray wand， designed to save you time while efficiently cleaning by eliminating the need to change wands between cleaning tasks. The patented Dirt Blaster turbo nozzle on the Multi-Jet wand delivers a concentrated spray that quickly blasts away embedded grime from hard， non-painted home surfaces like brick and concrete. Designed to adapt instantly to any cleaning task， the K 5 Premium Smart Control comes equipped with Smart Control Technology， as well as help on demand in the Karcher app with useful hints & tips， from setting up your K 5 to step-by-step application guides. On-board storage keeps the trigger gun， hose， & wand neatly stored away while not in use. An extendible aluminum telescopic handle enables the device to be pulled along conveniently and stored so that it takes up less space.