Feature:1. Environmental Friendly: Using 100% silent green energy, this solar panel is environmentally friendly.2. Lightweight: This solar panel is small size, lightweight and easy to carry around, making it the perfect choice.3. USB Plug: Only need to connect the USB cable to charge, the charging rate depends on the sunlight.4. High Quality Materials: Made of high quality monocrystalline silicon, it is strong, durable and has a long service life.5. Applicable Scene: Suitable for mobile phones, MP3, MP4 and other devices, suitable for outdoor, science and education scenarios.Specification:.Item Type: Solar PanelMaterial: Monocrystalline SiliconSolar Panel Size: Approx. 11 x 8cm / 4.3 x 3.1inPower Supply: USB Plug 5vSolar Panel Power: 5wProduct Use: Mobile Phone Charging, MP3, MP4 Charging, Etc.Weight: Approx. 47g / 1.7ozPackage List:1 xSolar PanelNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.