3Watt / Green / 520nm - 530nm / 140 - 160LM / 45mil chips / 120 - 140 degree Light Emitting Angle Lightbulbs Input(DC): 400mA-500mA / 3V-3.4V (Best Match with "Chanzon 450mA Constant Current LED Driver") Integrated Chanzon High Quality COB LED Panel, High Brightness Chip on Circuit Board / Double Golden Wire / Copper Frame) 50000 Hours Life Span (Working Temperature should be less than 60℃（140F) with a Heat Sink System) Total Shipping Weight: 0.48oz / 0.014kg (Pack of 10) Specification:
Quantity: 10 pieces / Pack
Brand: Chanzon
Power: 3 Watt (Max)
Emitting Color: Green
Recommended Current: 450mA
Forward Voltage: 3.0-3.4V
Luminous Flux: 140-160LM
Emitting Angle: 120-140 degree
With Double Golden Wire (99.99%) and Copper Frame

Kindly Reminder:
Constant current LED drivers are recommended for high power COB LEDs.
Working temperature should be less than 60 Degrees Celsius / (140 Fahrenheit) with a Heat Sink System.
Please refer to the positive (anode +) and negative (cathode -) sign on Leds.

Related Accessories:
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Constant current LED drivers (450mA Aluminum Case Waterproof): ? Search B01MYBGU2X on Amazon
Constant current LED drivers (450mA No Case only PCB Board): ? Search B01MSANI4E on Amazon
LED Heat Sink Star Aluminum Base Plate: ? Search B06XKPNRWL on Amazon