The Crouzet GSC-24D/B is an automatic, electronic Programmable Time Switch module designed to control the switching of electrical devices at certain preset times of the day and night. It features 24 Programmable On/Off events per day, and 3 Pre-Programmable daily intervals. It has 10 programmable weekly off settings, 5 pre-programmed intervals, and 12-hour or 24-hour AM/PM time formats. It supports multi-programming and can be connected to a wide range of external devices, including a 400-watt incandescent and a 50-watt low voltage bulb. Its power supply is an alternating current voltage of between 110 and 240 volts, and the output is 4 a/c outlets, rated at 10 amps max.