Cclamp Cl-638wp Phone Portable Solar Panel Charger.

It is a 6V, 3.8W solar panel designed to charge USB-powered devices. The kit includes a multi-device USB charging cable. It is suitable for charging devices like mobile phones, power banks, and flashlights. The product is described as durable and waterproof, making it suitable for outdoor use. The solar panel works by converting solar energy into electrical energy.