For underwater explorers, the most reliable diver propulsion vehicle just got better with the next generation TUSA SAV-7 EVO3. This new underwater vehicle features an innovative and patented Hands-Free Riding Saddle, quick and smooth-responding Variable Speed Control, and a high performance and long-lasting Lithium-Ion Battery with an L.E.D Battery Life Indicator. With the newly designed rotational speed adjustment function and hands-free riding style, the TUSA SAV-7 EVO2 decreases fatigue, reduces air consumption, and allows a diver to go further and faster in a variety of conditions while extending their time in underwater. The upgraded Variable Speed Control is at your fingertips for a greater diving experience while giving you complete control of speed. Transportation options like the fold-out wings on both sides of the saddle allows additional divers to tag along. Speed: 0 - 2.8 mph / 4.5 km Depth Rating: 230 feet Dim. (L x W): 28.5 x 13.5" / 720mm x 340mm Surface Weight w/ Battery: 45 lbs / 20.5kg Submerged Weight w/ Battery: 0.5 lbs / 0.3kg Range in Open Water: 5.9miles / 9400m Battery Type: Lithium-Ion Speed Adjuster: Rotational Speed Control with Variable Pitch-Type Propeller (3-Step) Safety Device: Sensation Current Shut-Down Device, Water Leakage Sensor, and Water-Cooling Motor Deployment Charger and Battery sold separately