This white-LED driver circuit is ideal for use in a garden light. It automatically turns the LED on at night and runs from a single 1.2V nicad cell which is recharged by a solar cell during the day.

Where motion sensor meets LED guide light for the ultimate fusion of hands-free convenience, energy efficiency, and ...

In some houses, the electricity meter (Fuse) is badly lit place. If 12V transformer is also placed in this area with a circuit, it may be more useful in providing emergency lightening by two high ...

Earlier today (2n July 2020), the Xiaomi Youpin platform started crowdfunding for a new product. It is for the 90 Points Automatic Reverse Folding Umbrella, which is priced at 99 Yuan (roughly 14 US ...