Reddit reviews Lianfeng 6W USB Solar Panel Charger High Efficiency Portable Battery Charger with 1800mAh Power Bank for iPhone Samsung and More (Black)

Safety Design: Unique voltage regulator design to ensure stable voltage and current, protects your device while charging.High Efficiency Technology: Constructed of the 6watts High efficiency Sunpower panel, solar conversion efficiency up to 22%-25%.Compact and Lightweight: Ultra Slim and Lightweight, the size is 12.6"x6.3"x0.2"(L x W x H), and 0.22lb,.Perfect for traveling, like camping, hiking and other outdoor activities.Charge Most USB Devices: Can power up iPhone, Samsung, and most other smart phones, External Battery Packs, MP3 Players, Speakers and more.What you gets: 6W Solar Charging Panel,1800mah Battery Pack,16inch Micro USB Cable, User Manual, 12 Month Worry-free Warranty.