Digital Day / Night Fan Speed Controller （BETA-2） no-shipping Dimensions 4’x8’x6’11” Height w/ Extension

Dimensions 4’x8’x6’11” Height w/ Extension Kit 7’11” Height w/ 2 ft

Garden Canopy - adjustable to 18" above the plant canopy

Clock function with 12/24 hour time format

Addressing Button

Digital Day / Night Fan Speed Controller （BETA-2） no-shipping Dimensions 4’x8’x6’11” Height w/ ExtensionThe BETA 2 can control variable speed fans by using the current temperature to increase or decrease the fan speed. By increasing the fan speed, cooling is increased decreasing fan speed will reduce cooling capacity. Using the BETA 2 in this way provides a VERY economical and efficient way of dealing with heat within an enclosed space.