This is a kind of innovative laptop carrier bag features Solar Panel and connected with the rechargeable batteries and different interface for different appliances such as laptop computer, mobile phone and other CD players. Just under the sunshine days the Solar Panel could automatically electrify to the rechargeable batteries, laptops and mobile phones or other appliances at any time. Even though, when you going on the trip and encountered the weather that without sunshine for a long time and the Solar Panel could not work, yet there are some other ways to solve the problem of lack-electricity for your laptop, i. E. You may take off the old batteries and then put into new batteries instead of it, or you can get the special charger to connect with common electrical sources and then to recharge the laptop or other appliances.