About our brand LVJING:
***LVJING*** has been a professional LED manufacturer for over 5 years. We aim to provide our customers 100% satisfaction with high quality products, competitive price and good customer service. If for any reason you are not satisfied, please give us a chance to improve your experience by contacting us through "Your Orders" tab in your Amazon account. We will try our best to solve your problems.

Specification:
*Item type: E27 led grow light
*Size: diameter - 3.7 inches / Height - 3.8 inches
*Product weight: 200g
*Wattage: 21W
*Number of LED: 7 leds *3W
*Body material: Aluminum (heat dissipation)
*Rated Hours: 50,000
*Wavelength : Blue 410~460nm
*Illumination angle: 45 degrees
*Socket: E27 base
*Body temperature: less than 60°C
*LED working temperature: less than 65°C
*Voltage: AC : 85~265V
*Warranty: 1 Year
*Suggest hanging height: 1.7-5ft
*Coverage area: 0.5-5 square feet
*Certification: CCC,CE,FCC, RoHS
*Application: indoor garden, pot plants, garden, seeding, breeding, farmland, spray plant, greenhouse plants, pipeline cultivation, flowering, etc.

How dose the specific wavelength work:
* Blue(wavelength: 400nm ~ 520nm): Help plants grow
* Best lighting time: 10-14hrs if there is no sunlight

***We can customize LED grow light for you based upon your request if you want a large order. ***

• The NEW 7*3W grow light has only blue light, wavelength band range is 410~460nm, emits the wavelength of light which can be fully absorbed by the plants photosynthesis, good for the photosynthesis, best for promoting the growth of leaves
• 45 DEGREE BEAM ANGLE, better increase the lighting intensity; Suggest hanging height: 1.7-5ft, coverage area: 0.5-5 square feet
• Wattage: 21W; Size: diameter - 3.7 inches / Height - 3.8 inches; Voltage: AC85~265V; 7 blue LED
• Made of ALUMINUM SHELL, high quality and long life usage, good for HEAT DISSIPATION; standard E27 SOCKET, easy to install, no other accessories needed
• Add extra light to the plants need extra boost of light, or a few of sun, raining, snowing , dark indoor environment, etc, stipulate the photosynthesis, help shorten the growth cycle; this product is suitable for bananas, flowers, orchids, seaweed, green peppers, eggplant, bitter gourd, tomatoes, grapes, lettuce, lettuce and other herbs, vegetables, flowers, plants and plant tissue culture

The NEW 7*3W grow light has only blue light, wavelength band range is 410~460nm, emits the wavelength of light which can be fully absorbed by the plants photosynthesis, good for the photosynthesis, best for promoting the growth of leavesLVJING