... : LEDs consist of epoxy resin (or silicon glue), chip, metal holder and base, which are more strong than filament and glass ... . Operation temperature: -40 to 85 C degree.14. Cross reference: P21W, 7506,7507,380,1141,5007,R5W, 5008 Package:1. 8pcs ... car bulb,turn light,brake light/13pcs 5050SMD LEDs/(Ba15s,P21W, 7506,7507,380,1141,5007,R5W, 5008)/CE