Brand new and high quality<br />Smart car chassis kit<br />Look no further， buy instantly<br />Model: ST-4WD<br />Power: 9V<br />Monolayer organic board: 1PCS TT<br />Motor: 4pcs<br />Fixed accessories: screws， copper cylinder<br />1 Simple mechanical structure， easy to operate; <br />2 Using four DC slowdown motor to turn flexibly， good direction. Four drivers， large and stable chassis， easily extensible;<br />4 Reasonable interface design， reserve tracking module， driver module， tachometer module， obstacle avoidance module interface， it is the highest cost performance car in the market; <br />5 Easy to install， takes only for 10 minutes to install， more firmly metal bracket<br />1 x Smart car chassis kit<br /><img src="http://img6.eachbuyer.com/x9/p100/bc835_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/bc835_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/bc835_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/bc835_4.jpg" />