YINTATECH 4X Super White 6000K LED Car Lights Bulb 1157 BAY15D 27SMD 5050 Car RV Turn Signal Parking Lights 7528 2057 2357 DC 12V;

This listing features 4 pieces of Brand New, super bright White 1157 27-SMD 5050 LED bulbs.

Each 1157 LED bulb contains 27 Beautiful High Quality 5050 SMD LEDs, which are much brighter than the stock OEM yellowish traditional lamps,
and the same type of LED bulbs sold by other Amazon sellers.

Specifications:
1. For DC 12 volts
2. Number of Bulbs: 4 PCS
3. LED Color: White
4. LED Type: 5050 3 chips SMD, Each LED has 27 SMD in total.
5. Size: 20mm*49mm

Note:
- Usually applies to 12V or less than 12V light bulb.
- Latest European band cars may need to use built-in Canbus Led to avoid the error code on dashboard.
- If they don't light after inserting into the socket, insert oppositely.

Solution:
- Won't light up:
Flip it 180 degrees (reverse the polarity). Move the metal pin clips closer so that they can mount the festoon tighter.
(You don't have to do that if you think it might break the clips.)
- Flicker:
Try slightly raise the led bulb's metal pin and reinsert (improve connectivity).