Solar powered Road Studs are used for road safety, traffic guidance and to mark traffic hazards. The Bright flashing LEDs give drivers enough time to react adequately in case of emergency. This kind of LED blinkers are used in Traffic dividers and Pedestrian crossings in Highways. Here is a Solar based LED blinker that uses an LDR to activates the light at sunset or in foggy weather.
This simple White LED lamp switches on when its surroundings turn dark. It is an ideal portable lamp in picnic sites. It uses solar power for charging the battery and an LDR for automatic switching.
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