Hi, everyone, Thanks very much for your order in my shop. Please copy the following link to your computer, and open it in your computer browser to download the pdf files. You also can watch the following videos to install the tank chassis. Thanks. https://github.com/SmartArduino/XPT Watch Videos How to install SR03 tank platform watch the video How to install SR08 tank platform watch the video How to install SR10 tank platform watch the video How to install SR11 tank platform watch the video How to install C3 tank platform watch the video How to install the tank chassis SR14 Watch the video How to connect the track Watch the video How to install the mini T100 Watch the video How to install the TS100 Watch the video Remote control the tank cars Watch the video