Little Sun Charge
Olafur Eliasson and Frederik Ottesen from LittleSun GmbH
Little Sun Charge is a small and portable solar charging station designed to power handheld devices and its integrated LED light.
Launched in 2016, Little Sun Charge is a lightweight, easily portable handheld solar charger primary designed to charge mobile phones and other small USB-powered devices, such as MP3 players, cameras and e-readers. The product has an integrated solar lamp with three brightness levels and on a clear sunny day, a full charging during 7,5 hours offers 14 hours of bright light (75 lm), 45 hours at 25 lm, and over 150 hours at the lowest level (8 lm).
This device is engineered and manufactured by LittleSun GmbH in Berlin, Germany.
Over 35 countries worldwide.
Goal 7: Ensure access to affordable, reliable, sustainable and modern energy for all.
Rural electrification for off-grid households; also for camping and outdoor activities, night-light and reading light.
The product is manufactured by LittleSun GmbH in Berlin, Germany and shipped to its partners or local stores worldwide.
There is no specific information about this product, however, for December 2017 LittleSun had distributed over 661,578 lamps worldwide, including their three models: Little Sun Diamond, Little Sun original and Little Sun Charger.
Manufacturer-specified power rating
The size of land this system requires
Type of battery used
The type and size of the solar panels included in this system
Is this system compatible with a municipal power grid?
Description of the mobility of the solar power system
Design specifications include the weather and UV resistant body with an integrated monocrystalline solar panel (131 x 131 mm, 2,5 Wp, 4,4 V), a rechargeable Lithium iron phosphate battery (4400 mAh, 2V) and a LED light with 3 brightness settings (75 lm, 25 lm, 8 lm). It features a simple an intuitive bottom to check the charge level and activate the lamp within the 3 brightness options. This device’s dimensions are 14 x 14 x 2,5 cm, it weighs 324 g and includes a handy lanyard and a carabiner hook that makes it easily portable.
Further detail about design specification.
LittleSun’s main goal is to ensure energy access worldwide with the design and distribution of solar-powered solutions that have a positive impact in environmental sustainability and health (with the reduction of CO2 emissions), in local economies, and in gender equality. LittleSun has the commitment to provide solar lamps to children in off-grid locations for reading and homework purposes and solar-devices to charge mobile phones. They are also striving to provide better personal safety to women and girls after dark and with a special focus on refugee camps.
Little Sun Charge requires 7.5 hours to fully charge. A fully charged device gives 14 hours of bright light (75 lm), 45 lightning hours at 25 lm and over 150 hours at lowest brightness level with 8 lm. This LED light has an optical efficiency of 167 lm/W at 5000 K (cool white).
There are no potential hazard or risks related to the use of this product.
LittleSun GmbH also commercializes an on-stand, an extra and optional accessory that converts the Charge to a desk lamp, which costs 10 USD.
Little Sun was honoured with the 2018 Billion Acts Hero Award in the Best Social Enterprise category that took place in Monaco. In April 2014, Little Sun received 5 million USD impact investment loan from Bloomberg Philanthropies, what is making it possible to scale up Little Sun’s operations across the African continent.
They have participated in various media events.
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