21w LED downlights:
1. Cree LED7*3w (edison, epistar and bridgelux can choose)
2. There is one radiator in the back of every LED.
3. Materia; Aviation aluminum
4. Long life span: 50, 000 hours.

data:
1. Input voltage: AC 100-260V
2. Constant current: DC 700ma
3. Power consumption: 21w
4. Brightness degradation: <3‰ /1kh
5. Luminous flux: 840LM (warm white) 1260LM (cool white)
6. Colour temperature: Cool white(5500-6500k), sun white(3800-4800), warm white(2700-3300), R/G/B/W/Y available.
7. Material; PMMA, aluminium alloy
8. Beam angle: 15, 25, 45degree
9. Ambient humidity; 85%
10. Cut-out: 104mm
11. Package size: L125*W126*H105mm, N. W/PC: 633.5g, G. W/PC: 695g
12. Warrently; 2 years

Package notice:
1. 64PCS/carten

2. Gross weight: 45.98kg

3. Measurement: L540*W525*H460mm

Remark: Delivery time: Sample order, 5-7days; Order7-15days