✓High-Efficiency Conversion: This 30w solar phone charger used the monocrystalline solar panel which increases the efficiency of charging by up to 24%. The light transmittance of ETFE panels is up to 95%, you'll get good quality and high efficiency together. The folding size is 14.09 x 8.86 x 1.69 inches and weighs only 2.4 lbs, this portable solar charger is suitable for camping, hiking, climbing or other outdoor activities. ✓ Durable Kickstand and Easy to Use: Using the kickstand instead of laying the panel flat on the ground allows this folding solar panel to absorb 25% more sunlight. Unfold all the solar panels in outdoor sunlight, then connect your devices to the output ports with certified cable, away from the plug! Note: this portable solar charger can't store electricity. ✓ IP65 Waterproof Level: Special ETFE surface protects this solar panel charger from occasional rain in unexpected weather, it comes with a higher grade water resistance and dust protection than other solar chargers. Built-in MOS prevents the flow of current from the battery to the solar panel thereby preventing the battery from discharging. ✓ Upgraded ETFE Panels: Used advanced but latest one-piece lamination technology, BigBlue 30W solar charger combines high-quality ETFE, UV-resistant EVA and efficient solar cells. ETFE is extremely durable and resistant to environmental elements, which is corrosion resistance, and fire retardancy, with a double lifespan compared to other PET solar panels. ✓ VERSATILE 30W SOLAR CHARGER: USB-A and USB-C output ports of this solar charger can provide fast charging for your cellphones, iPad, Switch, power bank, etc. DC output (20V/1.6A) is compatible with some small power stations(less than 200W). This SolarPowa 30 can meet your power demands in an emergency or camping trip.