This is a new 8000MAH solar power Bank Battery Charger, which is especially designed for Cell Phone and has great waterproof/shockproof/dustproof performance. And, this item use high-quality monocrystalline silicon solar panel which has the frosting surface and can effectively absorb sunlight. Meantime, it has extremely high rate of conversion of energy (from solar energy to electric energy) and can store it, and then charge mobile devices. This power bank can fast and safely offer electric energy to your mobile devices by the USB charging port at side face. Moreover, this solar power bank is equipped with a micro USB port and can be charged by power adapter or other mobile devices with the USB port. You cant miss it! So buy this product and Save $42 Off on 8000MAH solar power Bank Battery Charger for $17.99 after instant rebate with free shipping at Rakuten.com.