Details:  
<br /> * This 4WD Smart Robot Car Chassis Kits can be a perfect DIY kit for you at home 
<br /> * 100% Brand new and high quality 
<br /> * Mechanical structure is simple and very easy to install. 
<br /> * Car comes with tachometer wires 20 meters, with gun shop photoelectric systems can be quickly formed a gun. 
<br />   It can speed, distance, composed of closed circuit systems. 
<br /> *With four cars on the battery compartment, convenient for the whole power system. at the same time provided 
<br />  with a switch, easy start-stop. without further very convenient, so that the entire system is highly integrated 
<br /> * Auto shop with L298N driver module, four monitoring modules, as well as 51 control unit seamless, simple 
<br />   and good-looking components of the system! 
<br />   
<br /> Package contents: 
<br />   
<br /> 4* Geared motors 
<br /> 4* Tires 
<br /> 4* Motor fixings 
<br /> 2* Car chassis  
<br /> 1* L298N motor driver 
<br /> 1* UNO328 controller board 
<br /> 1* Sensor board 
<br /> 1* Holder kit 
<br /> 1* Steering gear 
<br /> 1* Ultrasonic module 
<br /> 1* Tracking module 
<br /> 1* USB cable 
<br /> 1* 3D assembly drawings 
<br />   
<br /> Note: The real color of the item may be slightly different from the pictures shown on website caused by many 
<br /> factors such as brightness of your monitor and light brightness<p> <b><b><img src="https://contestimg.wish.com/api/webimage/59fc116df34a92780d3e40d2-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59fc116df34a92780d3e40d2-1-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59fc116df34a92780d3e40d2-2-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59fc116df34a92780d3e40d2-3-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59fc116df34a92780d3e40d2-4-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59fc116df34a92780d3e40d2-5-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59fc116df34a92780d3e40d2-6-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59fc116df34a92780d3e40d2-7-large.jpg></b></b></p>