TrolMaster Beta-2 Day/Night Fan Speed Controller Plastic Black & White Hydro Film • Improves soil structure and

• Improves soil structure and boosts water retention

moist substrate or liquid

Makes 500L of potent foliar solution

A little extra nitrogen

TrolMaster Beta-2 Day/Night Fan Speed Controller Plastic Black & White Hydro Film • Improves soil structure andThe 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 Specifications: Input Voltage: 120 Volts AC