... LUMINLEDS SMD leds,good luminous output,good CRI,long life span;2)Power consumption:8W/10W/12W/ ... range:600mm/900mm/1200mm/1500mm for option;4)Aluminum housing+PC cover,good heat dissaption; ... High reliable constant current driving guarantees long life span of the lamp beads;4.Environment friendly, no flashing, ... / metal Halide lamp and others lamp,6.Long life span of over 40,000 hours by normal use ...