Reddit reviews Air Swimmers Inflatable Flying Shark

Infrared remote controller functions: climb, descend, and tail fin control with a 40 foot range.Length: 57 inches. Height: 36" with fins attached.Requires 4 AAA Batteries (one in the body and three in the controller). Not included.Requires helium to float (not included). Can be reinflated over and over. May not fly as intended at high altitudesRequires complex assembly of fragile parts. Reviewing the product assembly video on the manufacturer's website is highly recommended before purchasing and before attempting assembly.