IKEA has collaborated with Little Sun to develop two new solar LED lamps under the SAMMANLANKAD moniker. The table and ceiling solar LED lamps will enable Little Sun to scale up the coverage of its ...

The solar day lamp is a very simple and cost effective way of utilizing solar energy. It consists of one or more solar photovoltaic (PV) panels connected to an array of LEDs. Because it has no ...

A solar day lamp is a simple, inexpensive device for bringing “daylight” to dark interior spaces whenever the sun is shining. This article provides complete instructions for designing lamps using both ...

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In daylight, my garden is a beacon of color and texture, but when the sun sets, the yard becomes a black hole. Delivery drivers struggle to see the house numbers or find the footpath, and I hold my ...