I haven’t used this unit much yet, but since I’ve seen lots of questions regarding solar chargers and powerbanks lately, I wanted to get some information and photos posted. The RoamProof SOS20K Portable Solar Powerbank & Package includes: SOS20K Solar Charger 20,000 mAh IP67 Dust and water proof rating (dust tight and waterproof up to 1 meter and 30 minutes … Read More