R 2 D ITEMS NO D210 FULLY DIRECTIONAL EMOTE CONTROL, WORMS ON LAND AND UNDERWATER CUBER SHARK OPERATING INSTRUCTIONS # Press this button to swim in a right direction. ® Press this button to swim in a left direction, BALANCING THE CUBER SHARK: nea St i mt Because different brands of batteries are not of the same weight, a problem of unequal weight distribution may arise. This could affect how the item balances in the water and therefore impair its performance.