These are BRAND NEW IN SEALED FACTORY CARTONS. These will last a lifetime, as LED's are extremely durable. There are tons of advantages of why you should use LED's instead of a conventional grow light system. Just a few of the reasons: Heat - LED's emit hardly any heat, no risk of burns to the plant, even up close. Power - These require only a small fraction of a conventional HPS or other grow light. You will save money on your utility bills. Reliability - LED's will last 50,000 hours, sometimes many many more. With normal use, you can expect it to last about 10-20 years easily. There are many other reasons, not to mention size, weight, benefits of the LED's wavelengths, the even distribution of light, the flexibility of different humidities and inside temperatures, etc.

Product Specifications:

Power - 90 Watts (90 x 1 Watt LED's) 80 Red, 10 Blue LED Wavelength - 660nm Red, 460nm Blue Working Environment Temperature - 20-50 degrees C (works in just about any climate) Input Voltage: 110v, 60hz. (designed for use in North America) Plug and Play LED Working Current - 330mA Photon Flux Density - 10.8 @ 1.2M height Irradiance - 2.3W per Cubic Meter @ 1.2M height Install Distance - Best from 1.5 to 2.5 Meters. (can install higher, however the lower the more dense the photons) Lighting Area - 20 square Meters Lighting Time - 8-16 Hours Dimensions - 10.5" Diameter x 2.5" Thick. 3 Cooling fans are installed Hanging Brackets and cable are included, so it can easily be hung from a wall or ceiling Power Cord and Instruction Manual are included Will be packaged security in foam lined box for safety