Save air, extend range, fight currents and have fun with the new Yamaha 275L underwater scooter! The Yamaha 275L dive propulsion vehicle features variable tri-stage speed control with 3-speed selection and packing thrust for a speed of up to 3.3mph and run time of up to 2 hours. The Yamaha 275L a is rugged sea scooter designed for snorkeling and scuba diving. It features 3-stage seal waterproof integrity and is outfitted with new pressure-valve technology that allows smart depressurization of the unit after ascending to the surface. Also, you'll be able to accurately estimate your run time with onboard battery indicator light. Save air and spend more time exploring new dive sites, reefs and wrecks. Variable Tri-stage speed control – 3 speeds selection Weight just 32 lbs / 14.5 kg including battery. Speed up to 3.3 mph / 5.3km/h with battery life of 2 hours based on normal use. Advised maximum depth and standard recreational diving limit 130 ft / 40m (Maximum tested depth rated to 50m/160ft) Improved safety features: water protection, low battery voltage protection, over current protection, high temperature protection, audible alert when water ingress, safety lock and auto shut-off function. Standard Equipment Includes: Valve regulated, 12V 24Ah SLA battery, battery charging pod,4 ballast weights, carry handle.