Twilight Switch

We are offering twilight switch. This is a device which has sensor to check light intensity. In evening when the sun light diminishes below preset level the device will switch on the street garden balcony lights. And in the morning automatically switch off the lights. This will save lot of electricity power and efforts.
1.sun light sensing
2.onoff timings automatically adujust to seasonal variations
3.40 to 60% power saving possible
4.factory caliberated
5.no manual time setting
6.cloudclimatelightingrainvehicular lights will not affect the system
7.no battery backup
8.maintenance free
9.provided with connecting wires
10.provided with mounting screws