Intelligent Tracking Car Kit D2-1 Patrol Car, Tracking Car DIY Electronic Parts

 

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Weight is 121g/set

 

https://www.56dz.com/p/533.htmlPassword d21
Welding production video:

 

http://v..com/x/page/i0805cwo5kb.html
Car demonstration video:

 

http://www.iqiyi.com/w_19ru3kd6l5.html

 

 

This kit is sold as spare parts. Each kit is equipped with a paper manual, including a component list, schematic diagram and installation instructions, and there is a simple runway printed on the back of the manual. (The AA battery used in the kit is not matched)