Educational Toy: This remote control boar can exercise hand-eye coordination and agility of your child. Simple Operation: Control Distance: about 5m underwater. Working time: 10 minutes. Multi-function: forward, backward, turn left or right, dive, float. Mini Hovercraft: This remote control submarine dives in water and it features clear and exquisite appearance to gives you the vivid feeling of a real ACV(air-cushioned vehicle). A great gift idea. How to Dive: Make sure to hold the head of the submarine, put the tail of the submarine into the water, and then release the submarine completely into the water and float. Enjoyable for Fun: Perfect for fish tanks, bathrooms, etc. Just press the remote control buttons for easy control, the submarine can move forward/backward/turn left/turn right, bringing so much fun