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2. Solar lamp - Wikipedia

   en.wikipedia.org/wiki/Solar_lamp

   A garden solar lamp A child in Zambia studying by the light of a lamp charged by solar power during the day. A solar lamp, also known as a solar light or solar lantern, is a lighting system composed of an LED lamp, solar panels, battery, charge controller and there may also be an inverter.

3. Solar traffic light - Wikipedia

   en.wikipedia.org/wiki/Solar_traffic_light

   Existing traffic lights can also be upgraded with an auxiliary power source using solar panels for use during power failures. [4] The other parts in a solar traffic light include a charge controller to control the charging and discharging of the battery and a countdown timer which displays the amount of time left before the battery discharges ...

4. Unite to Light - Wikipedia

   en.wikipedia.org/wiki/Unite_to_Light

   Their combined efforts created a durable, portable, low-cost, reliable solar light with one rechargeable battery. [4] Since 2010, Unite to Light has distributed this solar light throughout the globe. In 2012 the solar light was renamed the Luke Light [5] in honor of 19-year-old graduate Lucas Voss-Kernan, who had passed away that year and in ...

5. Solar street light - Wikipedia

   en.wikipedia.org/wiki/Solar_street_light

   The life cycle of the battery is very important to the lifetime of the light and the capacity of the battery will affect the backup days of the lights. There are two types of batteries commonly used in solar-powered street lights- gel cell deep cycle batteries as well as lead acid batteries.

6. List of Arduino boards and compatible systems - Wikipedia

   en.wikipedia.org/wiki/List_of_Arduino_boards_and...

   Solar charge controller with JST connector for Solar Panel up to 2.5 W; Battery Monitor; DS3231 Real Time Clock and Temperature sensor, clock backup powered by LiPo battery; On/Off switch. With the switch in Off position the solar charge circuit is still active and the RTC clock is still powered. ICSP programming header; Sparrow [205] ATmega328P

7. Solar-powered flashlight - Wikipedia

   en.wikipedia.org/wiki/Solar-powered_flashlight

   A typical solar flashlight can give useful levels of illumination on objects up to 50 metres away, and beam may be visible for much longer distances. The solar cells used for battery charging have an indefinite life expectancy. A solar powered flashlight may give several hours of light after being charged during the day. [3]