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1pcs Hydroponice AC 220V 20w 30w 50w cob led grow light ...

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Light source: COB Color: full spectrum Color wavelength: 380-840nm Power:20w/30w Input voltage: 220-277V Size: 53mm*39mm/53mm*39mm Lighting angle: 120 Package included: 1pcs ac 220v led grow chip Notice: It must need a heatsink aluminum for …

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LED COB Lights - University of Waterloo

Having the fan turn at a very low speed is good enough to keep the 20W and 30W COB lights working at full power. Either heatsink, with a 20W or 30W COB light held down with two secrews, only lasted 5 minutes before it exceeded 100C and started to reduce it's power output. This first picture shows the 70W COB light and two 20W COB grow lights.

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The 20W 546 leds/m 24V 10mm white COB LED strip light is dot-free flexible white LED strips, the light of which is emitted through arc fluorescent colloid covered on the chip surface and high reflection refraction ink coated on the substrate surface achieve intensive continuous luminous effect.

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Light source: COB Color: full spectrum Color wavelength: 380-840nm Power:20w/30w Input voltage: 220-277V Size: 53mm*39mm/53mm*39mm Lighting angle: 120 Package included: 1pcs ac 220v led grow chip Notice: It must need a heatsink aluminum for cooling, do not light it without heatsink aluminum.

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US$6.99 US$9.99 30% Off 220/110V High-Pressure LED Cob Grow Light Clip 20W/30W/50W Growth Lamp for Indoor Garden Greenhouse Hydroponic Planting 14 reviews COD US$7.22 US$8.67 17% Off 30W Full Spectrum LED COB Chip Grow Light for Indoor Plant Seedling Flower 90X40mm AC110/220V 3 …

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Nuke Head Solderless LED Grow light 110V AC 50W Driverless Solderless COB/DOB led grow light chip. Blue – Full Spectrum – Warm white – Cold white $ 2.49 $ 4.99. Select options. Solderless COB DOB LED Diodes, 50 ... Driverless High Power LED 20W 30W 50W 110V DIY COB LED Diode Chip $ 2.99 – $ 4.19. Select options. IR Infrared Leds, 3 Watt ...

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Wattage: 20W Voltage: AC180-265V Light Source: COB Light Color: Full spectrum Wavelength: 380-840NM Beam Angle: 120 degree Package included: 5 x 20W LED Grow Light Chips Applications: Plant tissue culture, vegetable cultivation, horticulture and industrial seedling and aerospace ecological life support systems.

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Light Source: COB. Power: 20W, 30W, 50W (Optional) Voltage: 220V / 100V (Optional) Luminous Flux: 80-90lm / W. Beam Angle: 120 degree. Color Temperature: 380-840. Lifespan: Up to 50000H. Lamp Size (L x W): Approx. 60 x 40mm / 2.4 x 1.6inch. …

: 10 PCS Led Grow Light Chip 20W 30W 50W …

Wattage: 20.0 Watts. Item:LED Grow Light Chip Volt: 110 AC Power: 20W Spectrum:380-840nm Warranty:1 Year Product Features: *Energy Electricity Saving with Higher-level Efficiency.

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Best COB LED Grow Lights on the Market - 2019 Edition

The most recent craze among indoor growers is the COB LED grow light. COB, which stands for chip on board, is a technology that allows for many LED chips to be placed on one lighting unit. COB lights consume less power, are brighter, and have a higher light output than older LED lights using technologies like SMD and DIP.

HTG 3.0 720w COB LED Grow Light | HTG Supply

Save money and keep your LED fixtures equipped with the latest technology using the HTG modular LEDs. Unrivaled in value, The HTG 3.0 720w LED COB Grow Light will keep your plants happy and your garden green for years with a 100,000-hour lifespan and a 2-year warranty. Order today and get growing with the HTG 3.0 720w COB LED Grow Light.

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Nuke Head Solderless LED Grow light Driverless Solderless COB LED. 110V AC 50W COB/DOB led grow light chip. Blue – Full Spectrum – Warm White – Cold white. All-New Technology – All Nuke Head Grow Lights are built with NEW Diode Technology and …