Xiaomi has expanded its smart lighting lineup with a new series, the Mijia Ceiling Light Pro Ultra-Thin. As the name suggests ...
Solar day lamps (SDL) are simple and cost-effective. A few examples of SDLs have been described in [1], [2] and [3]. An SDL without any energy storage element suffers from frequent changes in the ...
Here is the simple solution to make an automatic solar powered led lamp. It automatically switches on two high power White LEDs in the evening and stays on for 6 hours using a 6 volt 4.5 Ah ...
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