90w led grow light 1, application: This item can be used with fluorescent lights and sodium lamp, suitable for the vegetable shed and botanic garden. This item also can make the flower in blossom longer, so it can be used for the flower exhibition. Also this item can be used for the big size of lighting, such as warehouse, quay and halls. 2, features: It makes use of the pure led light and suitable for the plant growing, which will make the flower longer and the vegetable grow quicker. It can save 50%-90% power comparing with the incan and fluorescent lamp. 3, parameters: Voltage : ac 230v/120v Power: 90w Led quantity : 90pcs 1w 4, ps: advantages of led grow light over hps and mh 1, less heat, can be put very near the plant. 2, long lifespan , more than 50, 000 hours, low maintenance cost 3, power consumption : save 80% power comparing with traditional hps or mh 4, simple : can be used indepently, no need for ballast and reflector or cooling fans. 5, efficiency target the main active absorbing region of chlorophill a and b, 90% emiting lights can be used by plants. But for traditional hps or mh, just 8-10% lights can be used. 6, enviroment friendly. No waste to harm the enviroment. 7, 15w=200w, 90w=800w, 300w=2500w Please do not lose this golden chance as led will be the future light in our daily life , no one can change this trend. Dia 270x60mm, 1.8kg