The White TCP200 Thermo Control Plate allows for full control of a towel rail electric element by wiring directly into this control plate. The TCP200 can be installed as an electric only application as well as a dual fuel installation on a central heating system. The power on/off button activates the element. Every press of the right side (>) output control button illuminates 1 of the 5 LED lights, increasing the output by 20% stages, the left side (<) decreases in the same manner. Easy on/off switch ensures that no power is wasted Simple output control press < to decrease power and > to increase power The 2 hour Boost button switches the element to Full power for 2 hours, then reverts to previous setting. 85mm Square, fits a standard electrical back box IP55 Rated Active LED Display Controls 150w - 800w Elements which can also be purchased This product should be fitted by a competent person who can ensure compliance with IEE, Part P and local authority regulations. Ensure the main electrical circuit AND the fused spur are both isolated before fitting. It should also be fitted within the correct Zone in the room. After fitting, ensure that the unit is sealed around all sides with a silicone sealant to prevent water ingress to the back of the unit. The unit is only IP rated provided it is sealed to the wall and fitted into a standard 85mm pattress box with the correct depth.