Able to replace existing single gang switches, to provide energy saving functionality by turning off the power source via timer, to avoid unnecessary power usage. The push button timer must be used in conjunction slave devices for multi-way applications. This has the ability to latch back on to the mains power supply and reset in the event of a power cut. A Capacitor must be used in the circuit when switching low wattage loads such as fluorescent, compact fluorescent, and LED’s. It is used to control lighting in corridors and stairwells and can be used as a 1-way switch to control room lighting (Instant start or hot re-strike only).