Microsoft Surface charger have 4 types. For Surface Pro 1/2/3/4.
Surface Pro 1/2: 12V 3.6A
Surface Pro 3: 12V 2.58A
Surface Pro 4: 15V 1.6A
Microsoft charger has different connector with other Laptop Adapter. Its connector is magnetic tip.
Definitely Charge Faster, excellent power supply for Microsoft Surface Pro. Just drop it in your bag or even pocket and get going – no need to carry anything else, as power is always within easy reach.
Microsoft Surface Charger,Microsoft Surface RT Charger,Microsoft Surface Tablet Charger,Charger For Microsoft Surface Shenzhen Waweis Technology Co., Ltd. , https://www.huaweishiadapter.com
Installation process 1 download APK copy U disk → 2 U disk into the box → 3 open the box "resource management" → 4 to find the installation package → 5 to find the sofa butler APK Download and install
Steps
1. Baidu search for "sofa manager" into the sofa network, download the sofa butler package; or directly click the link (http://app.shafa.com/shafa.apk) to download the sofa butler package. 
Copy the downloaded apk installation package to the U disk.
2. Insert the U disk or SD card into the box, enter the resource management - installation package, select the sofa housekeeper installation package, and follow the prompts to install.
3, Lingyun Q5 box installation sofa butler display interface after success 
If you still can not read the U disk, it is recommended to format the U disk to FAT32 format (if there are other contents in the U disk, export and then format), or try another U disk.
If the installation fails, restart the device and try again by following the steps (may be useful). Still have questions please add the official QQ group below.
Lingyun Q5 box installs application market through U disk and watch live video on demand
Lingyun Q5 box installs the sofa butler through U disk, other models of Lingyun box can also refer to this tutorial.
Watch on-demand video on smart TV, recommend using pudding video; Watch live TV, recommend HDP live broadcast; More interesting content, please use Tencent video TV version, TV; Fun smart TV and box, more exciting content in Sofa net.