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corn light Dimmable R7S LED COB Light Bulbs Glass Tube Floodligh

$11

corn light Dimmable R7S LED COB Light Bulbs Glass Tube Floodligh

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Product description

If u have any question about item, welcome to contact us
Base Type: R7S
Lamp length: 78mm / 118mm
LED Chips:COB Chip
LED Quantity:6pcs COB
Input voltage: AC 220v 230V 240V
Beam angle: 360 degrees
Body temperature: lt;;80
LED work temperature: -40 C ~ +55 C
lifespan: 50,000 hours
Certification: CE amp;RoHSEmittingcolorWarm white / Cool White /Nature White
Color temperature: 2500-3200K (Warm White) / 6000-6500K (Cool White) / 3500-5000K (Nature White)
Note:
1. The power will have deviation,if you care, please consult us before buying.if not, we will refuse dispute about power.
2. All our items are simple packaging, without retail boxes.

corn light Dimmable R7S LED COB Light Bulbs Glass Tube Floodligh

Diatoms of North America

Diatoms of North America

Diatoms of North America

Diatoms of North America

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Diatoms are single-celled algae that live nearly everywhere there is water - streams, ponds, lakes, oceans, and even soils.


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Classification information, citations, links and species listings for 165 genera completed to date.

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WEBINAR: Keeled diatoms

Description: Keeled diatoms refer to a broad, informal morphological group of taxa with raphes in a canal often raised on a keel. But what is a keel?...

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Diatom Web Academy 2021

The Diatom Web Academy continues... Sessions are recorded and can be accessed for later viewing. You are invited to join us, wherever you may be,...

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Diatoms of North America has been developed in part with the generous funding and support of US EPA, USGS, the Institute of Arctic and Alpine Research at University of Colorado Boulder and other organizations.