For applications requiring infinite control such as regulation of heating mantles, tapes, cords and small furnaces or ovens. Manually adjusted power control proportions output from 5 ½ " to 100% full power, depending on dial position. Pilot light indicates power to load. No sensing element is used. Operation and control are by operator: determine desired temperature on initial run and set dial for control of repeat operations. Housed in anodized aluminum case. Complete with 1.8 m three-wire cord, plus and receptable. Dimensions: 6.4 x 10.8 x 5 cm. Operates on 120V, 13 A.