... Led bike wheel spoke light with warterproof 2, Waterproof 3, 14 blue LED light 4, 40 design patterns and ... final light will turn off complestely in approximaterly 3 minutes after the wheel has stopped.Installing;1, ... Install 3 AAA batteries per diagrams2, Install bike spoke ... left or right side of bike3 Install the sensor unit on the fork of the front wheel. ...