Final sale Brand new in the box ADJUSTABLE SUCTION NOZZLE: An additional flat suction nozzle is provided to enhance the suction power, so that small & fine debris can be sucked in much easier. AUTOMATIC RELEASE: Intelligent release function prevent the vacum cleaner from getting stuck behind the pool ladder or getting beached on the drain covers in the deep end. INTELLIGENT CLEANING ROUTE PLANNING: The cleaning route of the robotic pool cleaner is precisely calculated & controlled by a built-in intelligent chip, which avoids path overlapping and greatly improves cleaning efficiency. SELF PARKING TECHNOLOGY: In case of low battery or upon completion of a cleaning cycle, the self-parking technology can guide the robot to park alongside the pool wall automatically, for convenience of retrieving. MUCH SAFER AUTO START & AUTO SHUT DOWN DESIGN: An advanced water sensor, which is embedded in the robot cleaner, is designed to activate the cleaner automatically when fully submerged in water and deactivate the cleaner when taken out of water, in order to avoid motor damages and user injuries. Poolguard Robotic Pool Cleaner is suitable for FLAT BOTTOM POOLS ONLY, 100% cord-free wit the Maximum Working Depth of 19.7 Feet, the powerful battery is rechargeable and allows the robot cleaner to work up to 120 minutes.