#html-body [data-pb-style=P9TFNCI]{background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll;align-self:stretch}#html-body [data-pb-style=E94PW8W]{display:flex;width:100%}#html-body [data-pb-style=KLJT5MQ],#html-body [data-pb-style=TBXXCSL],#html-body [data-pb-style=X1KEHFI]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll;width:50%;align-self:stretch}#html-body [data-pb-style=KLJT5MQ],#html-body [data-pb-style=TBXXCSL]{width:8.33333%}#html-body [data-pb-style=KLJT5MQ]{width:41.6667%} TROLMASTER - DAY/NIGHT FAN SPEED CONTROLLER BETA2 The 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. PACKAGE CONTENTS: 1x Fan Controller 1x Temperature Sensor SPECIFICATIONS: Input Voltage 120 Volts AC Output Switch Triac Fuse Rating 6A/250V~ AC Power Cord Length 1.8m Speed Control Range 25~100% Temperature Accuracy +/- 1°F Dimensions (LxWxH) 275 x 87 x 94mm Gross Weight 0.56kgs