Your clear choice for HID lamps that provide long-lasting and reliable operation is Xtrasun. Our Xtrasun Metal Halide (MH) lamps are engineered specifically for use with both magnetic and electronic ballasts. Available in your choice of 4200¬∞ Kelvin (Natural White) and 7200¬∞ Kelvin (Sky Blue) color temperature, they consistently provide intense light in the correct spectral range for energetic vegetative growth. Xtrasun lamps offer exceptional performance and feature high quality components.