USB Solar Panel Outdoor 3W 5V Portable Climbing Camping Polysilicon Travel DIY Solar Charger Generator Power Bank for Mobile Phone

Specification:
Product name: 3W 5V solar panel charger
Working voltage: 5V
Working current: 0-600mA
Output port: USB
USB cable length: 50cm/19.69in (subject to the actual product)
Wafer: Class A polysilicon
Transfer rate: 18.8%
Process: EVA laminated one
Product size: 160x120mm/6.3×4.72in

Please read carefully before use:
1. This product does not have power storage function and needs to be used in direct sunlight (the power generation efficiency of the solar panel will be affected due to the intensity of sunlight), please do not use indoor light sources to illuminate, otherwise the product will not work properly
2. This product converts electric energy through solar energy. In the absence of sunlight, the product cannot work normally
3. The power of this product is low. During use, the charging of the product will be slow due to both light exposure and power. Please confirm whether it is acceptable before purchasing. Thank you for your understanding.