10pcs LED COB Chip Warm White Cold White 3W 5W 7W 10W Lamp Bead Hight Power Bridgelux Spotlight Tube Light Source Accessories

Power: 3W/5W/7W/10W

Input voltage: 9-12V/15-18V/21-24V/30-33V

Color: Cold White 6000K/Warm White 3000K/Natural White 4000K

Size: 28*20MM=1.10*0.79inch

Serial and parallel mode: 3C2B/5C2B/7C2B/10C2B

Chip crystal size: 18*35

Chip substrate thickness: 1mm

Lumens: 120lm/W (120 lumens per 1 watt, lumens is the unit of brightness)

CRI: Ra≥80

Chip material:Gold thread 99.99%

Imported Bridgelux crystal chip

Superconducting aluminum substrate W/(m·K)=2.0

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