1157 dual intensity 15mm bayonet base lamp with 30 SMD LEDs on expandable circuit boards. Unique lamp creates 5 star pattern in tail light assembly. Spring loaded circuit boards fold into center axis then expand outward when in lamp housing for 3 inch diameter of lens coverage. Select LED color to match vehicle lens color. 12VDC replacement bulb for tail/brake/turn light applications. Price per bulb. Most vehicle applications required 2 bulbs.