TrolMaster - Legacy Beta Series Digital Controller (Day/Night Fan Speed) cloning-&-seed-starting and is well-suited for hydroponic

and is well-suited for hydroponic reservoirs

regardless of variations in flow or pressure which may occur in the main line

• Before planting/season starter

Expands to 1 cu ft

How much "juice" you pour in to growing every day

TrolMaster - Legacy Beta Series Digital Controller (Day/Night Fan Speed) cloning-&-seed-starting and is well-suited for hydroponicThe 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. Features: Digital Display Built in Photocell sensor Day Night Control Included In Box: 1 x Fan Controller 1 x