…testing and associated programmatic support for “product families” that are considered to have met the Lighting Global Quality Standards. The intention of this framework is to provide a low-cost, timely…
…used and their cost. It also includes an evaluation of modern off-grid lighting products. The report finds that glass-covered paraffin lamps are the most used type of lighting device and…
…used and their cost. It also includes an evaluation of modern off-grid lighting products. The report concludes that there is significant opportunity for modern off-grid lighting products due to dissatisfaction…
…their mitigation. Key barriers include insufficient recognition of off-grid lighting products as a complementary, interim option to grid-electricity access, high cost due to the business environment in Ethiopia, low priority…
…they can be found and their costs and benefits among the targeted consumers, who are primarily rural communities not connected to the electricity grid. “Good products alone cannot achieve the…
…The test achieved lower operating costs, produced substantially more light, improved the working environment, and had no adverse effect on yields. A strategy using conventional solar fluorescent lighting also achieved…
…warranty. The S2 is an ultra light, low cost study light with an adjustable support; the S20 is a versatile family lantern with a multiple-setting handle; the S300 features four…
…used and their cost. It also includes an evaluation of modern off-grid lighting products. The report finds that candles were the most commonly used type of lighting. 79% of the…
This Technical Note is Part III in a three-part series examining the proper maintenance and use of integrating sphere light measurement systems. This third Note focuses on low-cost equipment that…
Lithium-ion batteries are cost-effective, high capacity, and capable of long cycle life when properly used in off-grid products. They can, however, present a serious safety hazard if poorly manufactured or…
