... 2.Good heat dissipation 3.High power ,high quality 4.Warranty:2years Features: Compared to traditional LED heatsink,our dissipating area is ... above 50,000H using life2) Low maintenance cost:ordinary led ceiling light 5000 hours using life3) Brushed Aluminium surface4) ... response,less heat,easy installation. Product details: 21w LED Ceiling Light Power:21w Working Voltage:AC85-265V 50/60HZLuminous ...