Nautica NRS1 Battery for Navtech Sea Scooters
This 21.9V/13000mAh lithium-ion battery is tailored for the Navtech series of underwater scooters, providing 90 minutes duration with the Navtech 1, 120 minutes with the Navtech 2, and 160 minutes for the Navtech 3, needing 8-10 hours for a full recharge.