The Growbright Switchable Ballast operates both 1000 watt Metal Halide or 1000 watt High Pressure Sodium by the simple flick of a switch. Comes with 277v L7P15 Locking Plug and a 1 Year Warranty!
Growbright Switchable Grow Light Ballast features include:
|Lamp Drive Frequency|
|Ballast Component Type|
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