I was surprised at the small size of the 300D, but it turned out to be very powerful. I tested it with two different devices and the performance was outstanding. I re-charged a portable unit that I use for car tire pressure and for car battery jumping. This little unit only used up about 4% of its total capacity to recharge that item; impressive! The included portable solar panels which were able to quickly recharge the 300D to 100%."
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With over 9 years of experience in the field, Jackery is now a global energy leader, the number one producer of portable power, and one of the world’s biggest manufacturers of outdoor solar utilities. In redefining the use of clean energy for outdoor living, we’re a major front in the fight against climate change.
