Specifications: 1. Water Proof. 2. Lights Can Be Displayed on Left Or Right Hand Side Of The Wheel. 3. There are 36 Patterns and 5 Words. Patterns are changed every other 3 seconds. 4.Light6ss will be randomly displayed when the speed is low.There will be no words ot patterns.But it look still beautiful. 5.Lights will be shut out off 2 minutes after the wheel is fully stopped.The system will be shut off after 3 minutes and you have to press the key to turn on.