Su Solartech Systems [P] Ltd offers Infra-red Sensor Operated Lighting System. Su Solartech Systems [P] Ltd supplies various types of Solar Photovoltaic Lighting Systems, Solar Thermal Systems, Small Wind Electric Generators, Solar PV Wind Hybrid Systems, Energy saving, Conservation and Security devices. Infra-red Sensor Operated Lighting System operates using a `moving heat sensor` which will switch on a light or a hooter or both whenever a warm object [such as a human, large animal, car or motor cycle] enters its sensing field. Infra-red Sensor Operated Lighting System can be set to switch on for a period of between 5 seconds and 20 minutes. During the period from dusk to dawn if a person approaches this unit will instantly activate its courtesy lights. Once activated, the lights will remain on while a person is present, automatically switching off after their departure.