Applications:
1) It is ideal for business trip, traveling, mountaineering, caravan, marine and camping use.
2) The brighter the sunlight, the stronger the charging current.
Specifications:
1) 20W multi-crystalline silicon solar panel
2) Output: DC18V/1.2A
3) 8-10 hours under sunlight for fully charging the built-in batteries(optional)
4) Charging time: about 4 hours (this depends on different kinds of laptops)
5) Temperature range: -40 ~ +80oC
Features:
1) High efficiency:15%~17%
2) Long life span. It is made of high quality solar silicon panel
3) Easy to use. Put the solar panel in the sunlight directly and connect to the sock. The indicator light of laptop will be red when in use.
4) Convenience. It is foldable.