LED Plant Grow Light R.B.T.Z Incorporate Desk Lamp Clamp Flexible Neck 360 Degree With Replaceable Lamp For Hydroponic Garden Greenhouse (5 W/5 LED) The lamp is consist of 5pcs LED 1W power lamp beads, 3pcs of Red (660nm 1pcs, 620 ~ 630nm 2pcs); 2pcs of Blue (460nm). It is very close to the efficiency curve of photosynthesis in plants, Emit the most efficient light wavelength to produce peak photosynthesis performance and cultivate plants. It is best for growing and blooming of the cormophytes. perfect design of ADJUSTABLE and FLEXIBLE GOOSENECK ARM lets you position the light in any direction, such scientific and it is Strong enough too, can carry heavy bulbs, not bent. adjustable hose 0.44 ", Height: 13 ". REPLACEABLE Lamp will save you money, You can replace any one of grow Lights or light bulbs which under 100 watt. The lamp holder is refractory material and standard E27. It is very suitable for office and home, You can easily clamp the grow light anywhere. On/Off switch is along the clamp cord, don't need to cut off the power while you need to turn off the light. Customer Support: 30-day money back guarantee plus a 12-month replacement warranty and lifetime support.