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1) Tube diameter: 7, 9, 12, 14.5, 17, 19mm etc. 2) Power: 5, 7, 9, 11, 13, 15, 18, 20, 23, 26, 32, 45, 55, 65, 75, 85, 105W etc. 3) Voltage: 110 - 130V/220 - 240V 4) Life: 3000H, 6000H, 8000H 5) Color Temperature: 2700 - 6400K 6)Powder: Tricolor, halogen, mix etc.
