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10 Best 300w Led Grow Light

SaleTop pick. 1
VIPARSPECTRA 300W LED Grow Light with Daisy Chain Function, Full Spectrum Plant Growing Lights for Indoor Plants Veg and Flower Actual Power 130 Watt
4,525 Reviews
VIPARSPECTRA 300W LED Grow Light with Daisy Chain Function, Full Spectrum Plant Growing Lights for Indoor Plants Veg and Flower Actual Power 130 Watt
  • 【Optimal Spectrum】The secret to VIPARSPECTRA’s success is optimal full spectrum lighting which provides plants in all stages from veg to flower with everything they need in the natural sunlight. This results in bigger buds and higher yield all while saving you on energy costs.
  • 【Daisy chain Design】 Daisy chain feature assists growers to connect multiple lights together with fewer outlets. No additional cords is needed, just simply plug in the provided power cord into the second light's outlet to achieve connection among multiple units.
  • 【Outstanding Design】Sturdy durable construction with fire-resistant iron housing. Suitable for each growing phase. Upgraded aluminum cooling heat sinks and advanced high speed quiet fans are great for heat dissipation.
  • 【Coverage Area】Comparable to traditional 250W HPS/MH while consuming only 130W! Perfect for a 2’x2’ vegetative coverage at 24” and 1.5x1.5’ flowering coverage at 18”.
  • 【Worry-free 3 Years US warranty】We are a professional manufacturer which specialized in LED grow light for many years. Products' quality and professional customer service are always our Top concerned. We offer 3 Years local warranty and 30 days money back guarantee. If you have any questions, please feel free to contact us. We will offer you professional guidance to help you and your plants grow better.
SaleTop pick. 2
LED Grow Light Indoor Plants - 300W 420LED Plant Light with 63' Extendable Tripod Stand,Dual Controllers,Full Spectrum,4/8/12H Timer,Adjustable Gooseneck,4 Switch Modes for Greenhouse Veg and Flower
470 Reviews
LED Grow Light Indoor Plants - 300W 420LED Plant Light with 63" Extendable Tripod Stand,Dual Controllers,Full Spectrum,4/8/12H Timer,Adjustable Gooseneck,4 Switch Modes for Greenhouse Veg and Flower
  • 【2021 New Upgrade & LOWER RUNNING COSTS & HIGHER-QUALITY YIELDS】: LECLSTAR Grow light for indoor plants, Four-Head three-row designs, the whole lamp is composed of 420 LED high-brightness lamp beads. It only needs 40W of power to transmit 300W, high efficiency, and energy-saving, LECLSTAR Grow light can increase the growth rate of indoor plants by 50% compared to other grow lights.Meanwhile our high-quality aluminum shell are great at heat radiation with a lamp life of up to 50,000 hours.
  • 【Dual control, automatic on/off】 LECLSTAR Grow light with line-in controller and RF controller. Plant light Support 3 light modes, 10 dimmable levels, 4 lights independent control, and auto on/off every day after setting the 4H/8H/12H timer,so there is no need to worry about plant withering when nobody at home.every feature is comendable. UL certified adapter with USB plug, more safe and flexible to use in anywhere with the grow light
  • 【Adjustable height, easy to install】 Just within two minutes! Open the tripod, adjust height(Adjustable tripod stand extendable from 11 inches to 75 inches, just lock it at desired length for your preferred use.), turn the screw clockwise until it’s secured, place the grow light on the tripod, turn the screw counterclockwise until the plant light is fully seated.Grow light Suitable for indoor plants, greenhouse, darkroom, living room, office large and tall plants, flower show, potted plants.
  • 【Full Spectrum grow light & larger lighting area】1.Red(660nm)+Blue(460nm): promote plant growth, flowering and fruit. 2.Warm White:3000k high uniform light, like sunlight,improve seeding growth. 3.Red+Blue+Warm White(380nm-780nm):Enhance red and bluelight based on natural light,effectively promote growth.Besides,the 4-head grow light has a 360-degree flexible gooseneck made from high quality tubing to adjust an ideal illumination angle and Provides a larger light exposure range for your plants
Top pick. 3
Grow Lights for Indoor Plants - Craftersmark 420 LED 300W Floor Plant Light, Full Spectrum Grow Light with Stand, 63 Inch Adjustable Tripod Stand, Timer, Auto On/Off,10 Dimmable Level for Plant Growth
334 Reviews
Grow Lights for Indoor Plants - Craftersmark 420 LED 300W Floor Plant Light, Full Spectrum Grow Light with Stand, 63 Inch Adjustable Tripod Stand, Timer, Auto On/Off,10 Dimmable Level for Plant Growth
  • 🌼【Upgraded 420LED & Highly Efficient】The grow light has 420pcs LED, 105pcs LEDs for each light bar. The illuminated area is wider than other grow light and each light bar can be turned on/off separately. The high-quality LEDs help plants grow using full-spectrum lighting at a lower cost than traditional HPS lamps, low heat waste, and extended lifespan.
  • 🌼【4 Switch Modes & 10 Dimmable Level】LED grow lights has 4 switch modes, 10 levels of brightness that can meet the needs of your plant when it is at different growth stages. The red light promotes flower, fruit, leaf growth. The blue light encourages vegetative and structural growth. The purple light provides the energy that can be used by the plants and help to grow.
  • 🌼【Dual Controllers & Smart Timer】The grow light comes with a line-in controller and an RF controller that convenient to use. You can control the grow light from far or near the lamp via the RF controller. Set up the lighting time for 4H/8H/12H by the smart timer, it will Auto on/off every day. No need to worry about your plant when you are not at home.
  • 🌼【Adjustable Stand & 360°Gooseneck】The LED grow light is equipped with an adjustable tripod stand that can be extended the height from 15" to 62". It is suitable for most indoor plants. The flexibility of the gooseneck allows you to put the light bar at any position, the stiffness is enough to hold the light bar. No worry about the light bar will dorp off on plants.
  • 🌼【Widely Use & Safety Certification】The LED plant lights are used for indoor gardening, plant propagation, and vegetables, including indoor hydroponics and aquatic plants. It’s essential for seedlings and young plants during vegetative stages. Craftersmark LED grow light has been tested through FCC, UL, ROHS, and CE, and the grow light is covered for a 2-year warranty that rest assured to use.
Top pick. 4
LED Grow Light, Gerylove 300W Grow Light with Daisy Chain Temperature Hygrometer Dimmable Full Spectrum Grow Lights for Indoor Plants Veg Flower Growing Lamps Board 3x3 ft Coverage
163 Reviews
LED Grow Light, Gerylove 300W Grow Light with Daisy Chain Temperature Hygrometer Dimmable Full Spectrum Grow Lights for Indoor Plants Veg Flower Growing Lamps Board 3x3 ft Coverage
  • 【Full Spectrum】: New Upgraded led grow light should provide the proper spectrum of light for photosynthesis, which is key to plant growth. Excellent full-spectrum- white, blue, red, where it speeds up flowering time and boosts yields. Turn your seeds into your own supply. The 395nm UV light can make your plants healthy.
  • 【Energy-saving Technology】: Equipped with Newest SMD LED technology to provide the highest PAR/LUMEN output, designed to replace traditional HPS; Our LED Plants Growing lamp can assure a 30% more return than the old HPS/MH lights and saves up to 70% energy than other led grow lights.
  • 【Advanced Cooling System】: LED grow light is made of all metal materials, multiple high-speed mute fans and upgraded aluminum radiators enable the light bulb to work at 50°F to 60°F which is lower than other lamps, without using a fan to dissipate heat so that it can work quietly indoors.
  • 【IP67 waterproof and dimming design】: Our LED grow light adopts fine craftsmanship to make the product reach IP67 level waterproof and dustproof, and it does not affect the normal operation of the plant growth lamp when watering the plants. And the grow light has a dimming knob. Multi-light Connection with unified dimming is especially beneficial for a large area of indoor growing and commercial planting.
  • 【Daisy Chain Available】: The coverage area of these plant lights is 3x 3ft, Designed with a daisy chain socket at the back of the product in order to supplement light energy to more plants and save socket resources. Perfect for simplifying growing operations and management, and creating an ideal indoor growing environment!
Top pick. 5
Grow Lights for Indoor Plants, Full Spectrum 420 LED Plant Lights for Seed Starting, 300W Plant Growing Lamp, Auto On/Off Timer 4/8/12 H Auto Cycles, 9 Dimmable Levels, Adjustable Gooseneck
  • 【Highly Efficient Full Spectrum】Our plant grow light specially designed for plant growth. Orange light not only helps bloom and bear fruit better, but grows color and seeding better. Blue light helps stems and leaves. And purple light helps plants photosynthesis. Most suitable for planting solutions, gardening, greenhouses, home balcony sowing/seedling/breeding, flower exhibitions, potted plants, especially when the plants need extra light on rainy days, snow, indoor darkness, etc.
  • 【Smart Control】There is a timer function where you can set when and how long plant light will automatically go on and off. 4, 8, and 12 hour automatic cycles(Note: Auto cycle needs to maintain power!). Set up the lighting time for 4H/8H/12H by the smart timer, grow lamp will automatically turn on/off every day. Even you're on the travel, these indoor plant lights will still take good care of your plants every day!
  • 【STURDY & FLEXIBLE】Plant grow lamp equipped with tripod stand and can be adjusted from 15” to 63”, suitable for more different size house plants. The gooseneck are flexible to be adjusted up to 360 degree to offer more coverage but hold the light head still, free of worrying about the light head will fall down during using. Ideal for Small or Large Indoor Plants, Herb Gardens. The spectrum light offers your plants sunlike lights, good to grow flowers, seeds, succulents, peppers and so on.
  • 【9 Dimmable Levels】Designed with 9 dimmable levels (10%, 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90%, 100%), the plant growing lamps can be adjusted more precisely to satisfy the plants’ need in different stage, free to choose the most suitable brightness for our plant growth. You also can choose one, two , three or Four lamps on.
  • 【What You Get】1* LED plant grow light with 4 heads, 1* AC power plug (including adapter), 1* remote controller. Lights for plant growth have been closely inspected and qualified FC, CE, ROHS certification. All customers enjoy 30 days money-back guarantee and one year warranty. if you have any issues with your purchase in 12 Months, please email us to get a full refund or a replacement.
Top pick. 6
2022 Upgraded MARS HYDRO FC-E3000 300Watt LED Grow Light 3X3ft UV IR Full Spectrum Grow Light Bar with 1184pcs Diodes, Dimmable & Detachable Grow Lampe for Veg Bloom Flower, Achieve 2.8 umol/J
333 Reviews
2022 Upgraded MARS HYDRO FC-E3000 300Watt LED Grow Light 3X3ft UV IR Full Spectrum Grow Light Bar with 1184pcs Diodes, Dimmable & Detachable Grow Lampe for Veg Bloom Flower, Achieve 2.8 umol/J
  • HIGH-EFFICIENCY LED GROW LIGHT: MARS HYDRO FC-E3000 grow light with 1184pcs BridgeLux Diodes, market-leading 2.8 µmol/J PPE, Max 2.5g yield/watt, 300 Watt with smaller footprint for better crop quality, more cost-effective. 3x3ft for personal grow, 2.5x2.5ft for commercial grow.
  • INNOVATIVE PRECISE UNIFORM LIGHTING: Built-in removable bars interval & dimmability enable the exact dynamic PPFD control over each of plant growing stages, FC-E3000 easy-to-install detachable bars deliver uniform adjustable PPFD levels throughout plant canopy, best for more uniform Density Buds.
  • DIMMABLE COMMERCIAL GROW LIGHT: Easy dimming & daisy chain max up to 20 lights, IP65 Waterproof, master light easily controlled, making it a high performance commercial grow light for enormous yields. Also perfectly suit full-cycle hydroponic, soil, grow tent/room growing.
  • SUPERIOR HEAT DISSIPATION: Detachable power supply can be mounted remotely on the side of a grow tent/rack or on adjacent wall to remove heat from grow space; real Aluminum heatsink & 4 slim profile passive cooled bars (THINNER & LARGER surface) creat less heat, drop 50% in electricity bill than HID lights!
  • FULL SPECTRUM UV IR GROW LIGHT: With Yield Max spectrum (660nm Osram enhanced Deep Red,2800k-5000knm,730-740nm IR,380-410nm UV LEDs), innovative design FC-E3000 LED grow lamp is designed for commercial & home horticulture. Trusted 5 years warranty, any question, just email us,100% Satisfactory Solution guaranteed!!
SaleTop pick. 7
Bloom Plus Latest XP3000 LED Grow Light with Samsung LM301B Diodes 4x4 ft Coverage Dimmable Full Spectrum 300W Grow Light for Indoor Plants Veg and Bloom Hydroponic Growing Lamps with 652pcs LEDs
  • TOP PERFORMANCE & HIGH EFFICACY: Bloom Plus upgraded XP3000 LED growing light use the latest high-efficiency (2.7 umol/J) LED plant light technology - Samsung LM301B Diodes for extremely high output, increase the yield of crops and save operation cost, generates more usable lighting per watt, and provides better light canopy penetration.
  • LESS ENERGY CONSUMPTION: Comparable to traditional 600W HPS/MH, XP3000 Plant Grow Lamp consumes only 300Watt with 652 pcs LEDs! Get 50% higher yield harvest and save costs. Perfect for core coverage 4x4 ft. Adjust the height and brightness properly to meet your plants desired level for optimal growth.
  • ADVANCED FULL SPECTURM & DIMMABLE KNOB: Delivering optimal light-spectrum coverage - 650-665nm Red Lights ,2800-3200K warm lights, 4800-5000K white lights ,730-740nm IR lights, best for all stages growing from seed to flower, increase yield & crop quality‎. XP3000 LED indoor growing lamp has a dimming knob that makes it adjustable to different growing periods for your plants; It can adapt to the growth needs of different plants in different periods.
  • SILENT OPERATION & SOLID CONSTRUCTION: Fanless LED grow design will make your growing life quiet. Large areas of solid aluminum heat sinks help you to achieve the ideal cooling system. Adopts high performance power supply driver to achieve high PAR output, longer lifespan to speed up plant's grow processes and boost yields while saving you on your energy bill.
  • 100% SATISFACTION GUARANTEED---The Bloom Plus LED Grow Lights offers a 30-day money-back guarantee and a trusted 3 years warranty. Professional U.S. local after-sales service provides you with the most convenient shopping experience. Make sure you purchase authentic Bloom Plus grow lights. If any questions, please feel free to contact us by email.
SaleTop pick. 8
VIVOSUN VS3000 LED Grow Light with Samsung LM301 Diodes & Daisy Chain Driver Dimmable Lights Sunlike Full Spectrum for Indoor Plants Seedling Veg and Bloom Plant Grow Lamps for 3x3/4x4 Grow Tent
  • High Efficiency & Lower Cost: This VS3000 LED grow light uses premium Samsung LM301 diodes with high-efficiency (2.9μmol/J); The energy consumption is only 300 watts; It can cover 4 x 4 ft. area (5 x 5 ft. max)
  • Dimmable Ballast: This LED plant lamp has a dimming knob with 4 levels that can be used from sprouting to flowering; ​Designed with the daisy chain function (EXT) that allows you to connect multiple lights with 1 socket
  • Full-spectrum Sunlike Lighting: These LEDs deliver optimal light-spectrum coverage (380nm-780nm, 660nm, 730nm, 3000K, 5000K), offering more power for your blooms and maximum PAR output at various distances
  • No Noise & Low Heat: This grow light equipped with high-quality heatsink and ventilation holes, so it can prevents burning or damage to your plants; With no fan design, it can provide a quiet working environment
  • Safe to Use: The IP65 rating surface can meet your demand in different indoor planting environments; Comes with grow glasses, a pair of VIVOSUN US-patented rope hangers & 5-year after-sales warranty service
SaleTop pick. 9
Waterproof LED COB Grow Light 300W, WY CN Premium Small Grow Light, Full Spectrum Grow Lights for Indoor & Outdoor Plants, Flowers, Vegetables, Succulent Plants, seedings (Purple)
40 Reviews
Waterproof LED COB Grow Light 300W, WY CN Premium Small Grow Light, Full Spectrum Grow Lights for Indoor & Outdoor Plants, Flowers, Vegetables, Succulent Plants, seedings (Purple)
  • 👏👏[Best cob grow light for indoor/outdoor plants] Adopt 60°optical lens for offering more uniform and stronger light than other small grow lights, good performance for indoor and outdoor plants growing.
  • 👏👏[Durable cob grow light] A high-speed mute fan+upgrade rediator constructed powerful cooling system for ensuring grow lamp works at 50°F-60°F,in a low temperature,can prolong the lighting time lifetime,you can save mush cost for changing light and your loved plants also will be happier.
  • 👏👏[Energy-effecient full spectrum led cob grow light] It can be replaced traditional 300W HPS/MH grow light, only consuming 50W, help you save much money on electricity bill ,bang for your buck. Suitable as a gift for Christmas, Thanksgiving, Mother's Day.!.
  • 👏👏[Widely usage small led cob grow light] This sunlike grow light can be used for both hydroponics and indoor plants in soil,mainly used for small plants,mirco-greens, greenhouse, plants shelvies.omdppr gardem. grow tent.
  • 👏👏[Professional costomer service] We are fully confidence in our grow lights, we provide a 90-day money-back guarantee and a 2-year warranty. If you have any questions, you are welcome to contact us at any time. We will provide you professional service within 24 hours!
SaleTop pick. 10
LED Grow Lights for Indoor Plants Reflector Full Spectrum 300W Growing Lamp Seedling lights for Greenhouse Succulent Veg and Flower, 338 Sunlike LEDs plant grow light outdoor, Bozily Panel Plant Light
  • 【Bozily 300W LED Grow Lights】Truly offer a sunlike plant grow light 300w, It’s like having sunlight every day when it’s not sunny outside. Not just for winter but for all year round. It’s lightweight, Easy to hang grow light which big surface coverage, and that you are not worried about it falling onto your plants. The plant light for indoor plants adopted 196 pcs quality super bright LEDs with spectrum 380nm-800nm, fits all stages of growth such as seeding, germination, vegetative & flowering.
  • 【Upgrade Efficiently Plant Grow Light】The plant light each LED bulb has a 90-degree reflector to make the light source more concentrated. The 90-degree reflector is more efficient than 60 degrees, and the irradiation area is large. Grow light for indoor plants adopt an aluminum heat back panel and a small heat sink for each chip to achieve excellent heat dissipation.YIELD Equal to traditional 600-1000watts HPS/MH while consuming only 185w.
  • 【Super large irradiation area, Easy Installation】High-density aviation aluminum material that is super heat dissipation, can effectively protect the LEDs from damaged by too high temperature. cover with 4 stainless Hanging kits for easy hanging,extra-long 60inch power cord, recommended covering an area of 32”x32” to 56”x56” and be hung at around 10" - 40".Plant lights for indoor plants full spectrum provide sufficient illumination for plants to rapidly increase plant photosynthesis and growth.
  • 【 No Fan No Noise, Best Heat Dissipation】Our newest foldable and ultra-thin outlook,form-factor thin and big area. Bozily grow Light compared with other indoor full spectrum grow light with noisy fans, We adopt an aluminum cooling plate made of advanced small molecular material, You can even hear the sound of flies flying and you can't hear any noise while it is working. this full spectrum led grow light to be used as general lighting without hurting the eyes.
  • 【Quality warranty 】Our LED plant lights for indoor plants adopts the technology of overcurrent, overheating, overvoltage protection, also have been certified by FCC, CE, ROHS, and PSE. 2 Years quality guaranteed, No matter what problem met, contact our 24 hours available customer service through clicking "Sold by" on the product detail page or your Amazon order page and you will be directed to "Ask a question" to send us a message, we offer resolution and ensure you're a happy shopping.

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