Safety by design. – New terminals enable tool-free connection and reduce faulty connections. The feel of the switches and the sound they make are based on the results of user preference surveys. Slim and simple design – the upper and lower parts of the fascia are set at the same angle as the switches. Laminated packaging keeps product clean of paint and dust at time of installation and surfaces have been treated to be easy to wipe clean of the finger marks etc., that are a part of day to day living.