Lightweight and powerful The Nautica Marine 300 Sea Scooter is designed for serious scuba divers and snorkelers who demand performance and power. This lightweight and powerful sea scooter offers a top speed of 3.0 mph (4.8km/h) and a runtime of 90 minutes. It‘s also equipped with a Go–pro mount so you can capture your underwater adventures with ease. Assembled Product Dimensions (L x W x H): 21.50 x 15.00 x 12.60 Inches