The features of the cheap 20W SMD 

LED ceiling downlights made in China:

1. SMD5630 48pcs;

2. 12 series 4 parallels;

3. 1.2mm thickness PCB;

4. Die-cast Aluminum;

5. 10W to 30W available;

6. SMD or COB optional;

7. Completed lamp or just housing optional;

8. Warranty 3 or 5 years optional;

The specification for the 20W 

SMD led downlight:

1. Model no. TD070-5F;

2. Product item: smd downlight;

3. Power: 20w;

4. Lamp lumen: 2000lm;

5. CRI75/80;

6. CCT: 3000K to 65000K;

7. PF>0.90;

8. Input voltage: 100-240VAC;

More information for the 

Model no. TD070-5F 20W downlight:

1. LED Quantity: 48pcs;

2. Lamp working current: 500mA;

3. Working voltage: 36VDC;

4. Housing diameter: 160mm;

5. Cutout: 145mm;

6. Lamp height: 58mm;

7. Beam angle: 120 degrees;

8. It can be made 15w or 20w;

The details of the smd led 

downlight housing parts:

1. Just the housing;

2. Heat sink;

3. White paper reflector;

4. Outer ring;

5. Milky PC cover;

6. PCB with SMD5630 fixed;

7. Spring clips;

8. Screws;

9. Cable holder;

The quality of the PCB board:

1. The PCB diameter: 85mm;

2. With 48pcs SMD fixed on it;

3. It has 3 holes to fixed it;

4. The thickness is 1.2mm;

5. Withstand voltage can be 2000V;

6. Thermal conductivity: 1.0 to 1.2

7. Warranty 3 years;