With the development of science and technology, the application of solar energy becomes more and more treasured. Solar lamps have been into the market for a long time already. According to the official instruction, the solar product called “Solarbulb” is suitable for both indoor and outdoor usages. It is weatherproof, but not water proof, therefore, do not submerge your units in water. Do not leave solarbulb under heavy rain/snow storm. The SolarBulb installs in a snap by screwing onto any bottle and the LED light illuminates when its sensor automatically detects the darkness.
Capture 4 full hours of direct sunlight to receive 5 full hours of high output led lighting. 0.18W solar module with an automatic light sensor inside.  $25

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