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3V 4V Round COB LED Light 50mm Diameter Double Ring Cold White LED Lamp 3.7V 5W 7W COB Chip Bulb for DIY Work House Decor Lights

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Description

 

3V 4V Round COB LED Light 50mm Diameter Double Ring Cold White LED Lamp 3.7V 5W 7W COB Chip Bulb for DIY Work House Decor Lights

 

Pd

50-42 Round COB LED Lights Parameters:

  • Chips brand: Epistar
  • Meterial: Aluminum-alloy plate + Silicon Rubber
  • Power: 5-7W
  • Input Voltage: DC 3-4V   
  • Max Current :1700mA
  • Luminous flux: 110LM/W
  • Light Color: Cold White (6000-6500K), Natural white (4000-4500K), Warm white (2800-3200K)
  • COB size: 50mm diameter
  • Lighting area diameter: 42mm, 28mm
  • Low attenuation, 1000h attenuation<1%
  • Application: Car lights, Working lights, Emergency lights, Decorative lights, Indoor DIY COB LED lights..
 
NOTICE:   Must add heatsink/ Radiator!!!

 

Package Included:

  • 1pcs 50-42 Round COB LED Light Bulb

 

 

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