COMBO 6 pcs Xenon White 168 194 2825 912 921 T10 W5W 20-SMD LED for Interior Dome Map Readling Backup Reverse Light Bulb Powered by 20 pieces 1206-SMD LED, Approx. 3 times brighter than Stock Bulb. Faster on/off response time and vibration resistant Direct replacement for all T10 Wedge Type W5W, 147, 152, 158, 159, 161, 168, 184, 192, 193, 194 2825. Fitment information provided is for reference only. Please check the fitment and the measurement of your socket to make sure you get the right item Common use for Indicator light, Interior dome light, Parking light, Side light, Corner light, License plate light, Backup Reverse Light etc... Package includes: 6X T10/T15 LED Light Bulbs. Voltage: 12V. Wattage: 1.2W/Bulb ( 0.06W/1206 SMD LED ). LED Number: 20 x 1206 SMD LED If the LED does not light up, simply flip it 180 degrees (reverse the polarity). For newer model EUROPEAN vehicles, as well as vehicles with CAN-bus monitoring systems, please research your particular vehicle before buying LED. You may need to purchase ERROR-FREE CAN-bus LED to ensure that your vehicle does not give you an error message after installation.