Only available from Hammacher Schlemmer, this is the remote controlled shark fin that makes swimmers think twice about taking an uninvited dip.

Our items are guaranteed for their normal life under standard, non-commercial use.
Only available from Hammacher Schlemmer, this is the remote controlled shark fin that makes swimmers think twice about taking an uninvited dip. Made of resin, it floats atop a water’s surface and can be operated by a poolside prankster from up to 164' away. Also suitable for use in ponds and lakes, the included 2.4 GHz remote control directs the fin in any direction at a speed of up to 9 mph. A full charge via USB provides up to 15 minutes of swimming time. Remote requires four AA batteries. 12 1/2" L x 5 3/4" W x 8 3/4" H.