... Color temperature: 2800-3000K, 3800-4200K, 5800-6300KUnique Structural Design, instant start, no speckle, No flickering, no humming, no UV, ... : die-casting aluminum, tough milky glassMilky cover with better light effect, Long lifespan, more than 50,000 hoursEnvironment temperature ... bulb, led bulb, PAR20,PAR30,PAR38, LED Tunnel Light, LED Street Light, LED Grow Lights, LED tube, LED garden lights, ...