If you enjoy a spot of scuba diving, but get exhausted propelling yourself with flippered feet – this lightweight sea scooter will make your underwater adventures both more enjoyable and longer lasting. Called the Bladefish Sea Jet 5000 Underwater Scooter, it conserves your oxygen supply by virtually eliminating exertion, propelling you through the depths at up to 3.75 mph for an exciting 2 hours of effortless subsurface sightseeing.
Simple to operate and easily maneuverable, the Bladefish Sea Jet 5000 lets you easily explore coral reefs and swim with colorful fish at depths of up to 50m. With a weight of just 4.7kg (10.2lbs), the Bladefish 5000 is a breeze to carry on land too – ensuring you won’t be forced to leave it behind when you next travel to your favorite seaside spot.
Available in black with a top of 525 RPM, the Bladefish Sea Jet 5000 Underwater Scooter measures a small 38cm x 38cm x 16cm (15″ x 15″ x 6″), includes a lithium-ion battery, a mains-powered battery charger plus a heavy-duty carry bag and is available now from I Want One Of Those for £499.00 or stateside at Amazon.com for $799.99.

Sources:
I Want One Of Those and Amazon.com