Ultra-fast robotic dynamo cleans your pool in half the time. Aquafirst Premium Robotic Wall Climber Cleaner is the fastest cleaning, most technologically advanced pool cleaner in its class. Just press the button and the dirt-eating dynamo provides triple function cleaning to scrub, vacuum and filter your pool. The unit will clean any pool up to 50 feet in length in 3 hours or less. This robotic cleaner runs on pennies per day of electricity. When its work is done, Aquafirst Premium Cleaner automatically shuts itself off.