Armour Series LEC Fixture - 630W Full Spectrum Light Plants evolved to use the entire range of sunlight-both short and long wavelengths. The Armour Series of CMH grow lights provide full spectrum, one bulb can be used for both veg and bloom stages, during a full-cycle growing. Energy Efficient High Yield There is no doubt that the most important attribute of any bulb is its yield per watt. Compare with traditional MH or HPS bulbs, Sinowell CMH grow lights produce an equivalent amount of light at about half watt! Low Heat It is important to keep grow room at an ideal temperature. The Armour Series of CMH grow lights run much cooler than the traditional lights.Because of the low heat output, they are perfect for small spaces like tents, closets or spare rooms. Specifications Performance Lamps 1 Watts 315W Input Voltage 240V Input Power 343W Nominal Line Amps 1.43A Min Power Factor 95% THD <15% Crest Factor <1.7 Ambient Temperature -30 Celcius to 55 Celcius Ignition voltage 5kV Max Remote Mounting 15M