... *H300mm 2.LIGHT SOURCE: 40-200W 3.IP RATING:IP 65 4.LIFETIME: 60,000-100,000H ... KHz to 250 KHz. Fundamentally eliminate flicker, will not cause eye fatique. It's trully environmental friendly ... red, green, blue, yellow ... 5.Environmental Protect:Do not use liquid mercury (mercury), while the use of solid ... amalgam, even if the break does not pollute the environment, there may be more than ...