1.Only use in domestic cold fish tanks unsuitable for marine fish tanks or small ponds,with a water depth no greater than 0.5m,length no greater than 2.5m and width no greater than 2.5m.
2.Ensure the waterproof switch cap on the submarine is closed before using.
3.Place the submarine gently onto the water close the waterproof switch cap at the socket on the submarine completely before putting into the water!
4.Forward, back, turn left/right, diving, floating upward.
It can exercise the children’s hand – eye coordination and agility during their remote control playing.
4 * AA battery (not included)