ITEM NAME:12V 2-Pin Speed Adjustable LED Flasher Relay Fix Motorcycle light Hyper Flash Dz 100% New Brand and High Quality Size: about 3.5cm Length*3.5cm Width*2.7cm Height Colors: Black Voltage: DC12V Flicker Frequency: 50C / m-200C / m Power: 21Wx2 + 3.4W Adjustable steering lights flicker frequency, the use of advanced SMD chip technology. Automatic short circuit protection Automatic overload protection Reverse polarity protection automatically Allowing the bulb more stable job For 3 frequency, faster twist counterclockwise, clockwise twist slow Package Included: 1 X LED Flasher Indicator.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.