CenturionPro TableTop Hybrid Trimmer w Electropolished Tumblers (Dry Wet) large trellis roll Environmentally friendly Used for flowering stages Environmentally friendly DESIGNED TO WORK WITH B Lite Master Zone Controller (Not Included)FEATURESDimmable Settings (200W 350W 450W 660W)Advanced Dimmable feature with Use of External B Lite Master Zone Controller (1W 660W)Automatic Frequency AdjustmentFull Circuit ProtectionRF ShieldingTECHNICAL SPECIFICATIONSInput Voltage: 100V 277VACInput Power: 660WPower Factor: 120VAC Full Load =90%PPF: 1700 µmol sEfficacy: 2 but don’t be fooled by the size while providing superior resistance to scratching