ITEM NAME:12V 2-Pin Speed Adjustable LED Flasher Relay Fix Motorcycle light Hyper Flash Gw.Flicker Frequency: 50C / m-200C / m. Adjustable steering lights flicker frequency, the use of advanced SMD chip technology. 1 X LED Flasher Indicator. Automatic short circuit protection. For 3 frequency, faster twist counterclockwise, clockwise twist slow.