seaglide, subnautica, underwater, charging, battery replacement, player action, high-tech, blue LED lights, ergonomic design, compact, handheld, ocean exploration, coral reefs, fish schools, kelp forest, ambient light, clear water, survival equipment, adventure, futuristic, seamless integration, user-friendly interface, power cells, energy efficient, resource management, inventory system, game mechanics, interactive, 3D model, detailed textures.