Operating Temperature Range: -30°C to+85°CStorage Temperature Range: -40°C to +100°C Up to 50,000 hour life span
**These bulbs were designed for and can only be used as vehicle brake/turn signal bulb replacements. To prevent over heating, they will automatically dim if turned on for long periods of time.
* White LED Note: Correlated Color Temperature measured in Kelvin, higher numbers indicate blue/purple tint (similar to HID lamps), standard incandescent bulbs are around 3000K