The Diamond lights mark a major advancement in the evolution of LED Grow Lights. Finally, a true replacement for your HPS grow lights that produces very little heat and consumes only half the power. The Diamond DS100 effectively replaces a conventional 250 watt HPS Grow Light while only consuming 100 watts of power. The Diamond combines an optimal blend of 11 different bands of complete light spectrum with 380/415/440/460/480/615/630/660/720/740/760nm high-output 3W LEDs that blow away the competition. The DS100 offers the perfect color blend between the HID lights of the past and the LED lights of the future. What"s more, the Diamond Series LED lights offer Dual Light Spectrums to provide the best of both worlds for vegetative growth and the flowering stage. The Grow setting uses only 50 watts to provide excellent vegetative growth in a 2" x 2" area. Turn on the second switch to boost the light to full capacity and modify the spectrum to encourage incredible flowering in the same space. The DS100 features powerful 3 watt LED chips with optical lenses to penetrate deep into the canopy. The time has come to say goodbye to the HPS and MH lights of the past. The Diamond revolution has begun!!! DS100 Specs: * Recommended distance from plants: 8 to 18 inches depending on plant type * Total Coverage Area: 4.5ft x 3.5ft coverage at 18" height * Power Usage: 50w Grow / 100w Bloom * LED Chips: 50 x 3w (Top Quality LED chips from Bridgelux and Epistar) * Voltage: Auto 110v/220v switching power drivers - ships with 110v plug, 220v available * Weight: 9 lbs * Dimensions: 19 inches x 5 inches x 3 inches The DS100 can add a lot of light to your garden without using a lot of electricity. Finally, an LED that truly replaces a 250w HPS Grow Light while using only half the power and producing almost no heat. Try it and you will be amazed!!