SR-40 road stud is ideal for countries with low sun exposure due to its solar panel power (>1W). It has robust construction, making it suitable for harsh conditions and snow plough resistant. This road stud has RF low power 868MHz mesh network communication. The i-stud evolution technology applied to SR-40 increase the performance of solar power studs with energy storage by battery or capacitor. This system use microcontroller technology inside each stud, which allows several beneficial features and control options.



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