Yamaha Kids Seal Seascooter - RedFor family fun in the pool, at a very attractive price, the Yamaha Seal Seascooter packs thrust for a speed of up to 2mph 3. 2km h in a very compact, lightweight design. With safety features including auto shutoff, dual trigger control, caged propeller casing and positive buoyancy, the Seal is a must for every child, or child at heart. Suitable for ages 8+ Run time of up to 90 mins with normal use (Continuous use up to 30 mins) Speed of up to 2mph 3.