... ) 18. Excellent heat dissipation and environmental protection Warning & Cautions on 3W LED bulb 1. Please don't touch the outside covering when ... lights, LED spotlight, LED down light s, LED tube lights, MR16,GU10,E27,E14, LED MR11, PAR20,PAR30,PAR38, LED Tunnel Light, LED Street Light, LED Grow Lights, LED tube, LED garden lights, LED ...