Choetech USB solar charger

Portable 19W Solar Panel Charger SunPower Panels Dual USB Charger for Camping/RV/Outdoors. Auto Detect Tech delivers the fastest possible charging speed, up to 2.4 amps per port or three amps total in direct sunlight. The solar panel charger has an efficiency of 21.5-23.5 % and provides enough power to charge two devices simultaneously. Industrial-grade, PET polymer-coated solar panels sewn into a rugged polyester canvas provide weather-resistant outdoor durability. Portable 19-watt solar panel USB charger with 3 SunPower solar panels provides enough power to charge mobile phones and iPads simultaneously. 1/3 lighter than the same power of solar silicon. Total power increased by 1/3 compared to the same solar panel size; Eyelets allow easy attachment to backpacks when hiking; Portable and frame design for outdoor and indoor use. 19W Foldable Solar charger Panel, USB output: 5V/2.4A, total 19 Watt.