AQUAROBO 819（S6/S7Plus/S9Pro/S77Ultra: 3h/4.5h/10h/5H/8H/3.5H/6H） Dive Systems Diving Ventilator Diving Scuba Tanks,Diving Tanks Portable Rechargeable Scuba Tanks Diving System,Waterproof Air Compressor

1. AquaRobo S6 4.5-Hours Version: The Ultimate Recreational CompanionThe 4.5-hour version is the epitome of safety and recreation in the aquarobo world. It is currently the most secure recreational aquarobo Nemo on the market. This version acts as the foundation for the upgraded 10-hour ultra-long version, offering improved dive time and enhanced battery capacity. 2. AquaRobo S6 3-Hours and 6 Hours Single person basic version for fresh and salt water shallow recreation with a dive depth of 39Ft. 3. AquaRobo S6 10-Hours Ultra-Long Version: Extended ExplorationFor those seeking an extended underwater experience, the 10-hour version is a game-changer. With upgraded dive time and battery capacity, this version ensures you can explore the depths for an extended period, providing a seamless and secure diving experience. 4. Aquarobo S7Plus-5Hours premium Version: equipped upgraded air pump, with 49FT max diving depth and intake volume reached 73L/min . Suitable for people who enjoy underwat