... same time, the long lifespan of the LED panel light.3. Self-produced SMD5050 leds are used in rgb led ... quality;4. Power consumption only 16w, saves up to 70% energy consumption,with dimmable UL power supply5. Our panel lights are with external power supply, so ... hall, art gallery, the hostipal hotel and other public places.3.Museums, offices, reading room, staircase lighting,ect.Installation: Our ...