Find every leak in an instant. With the you'll never have to mess with a bucket of water again. Move the compact tool over the inflated inner tube; the styrofoam beads will start dancing as soon as they detect the airflow from a hole. Indispensable for quick repairs, both at home and on the go. Additional information Ideal for on the go; Works without water Works via airflow detection. 8711646205064 Find every leak in an instant. With the you'll never have to mess with a bucket of water again. Move the compact tool over the inflated inner tube; the styrofoam beads will start dancing as soon as they detect the airflow from a hole. Indispensable for quick repairs, both at home and on the go. The is a handy tool to quickly find the hole in the tire, without the use of water. Due to its compact size, the Leak Detector is also handy for on the go. Move the leak detector over the inner tube, and the styrofoam beads will move due to the airflow at the leak.