AGV 4WD Smart Car Chassis Kit Mecanum Wheel Chassis w/ Controller System + Ultrasonic Module Features: - Including controller system and ultrasonic module - Premium Motors: 3V-9V TT motors require 7-9V power battery (battery is not included) - 4pcs ROS omnidirectional wheels - Comes with fixing accessories for DIY. If you receive defective item, please kindly notify us within 14 days.The item "AGV 4WD Smart Car Chassis Kit Mecanum Wheel Chassis with Controller System +Module" is in sale since Monday, September 16, 2019. This item is in the category "Business & Industrie\Automation, Antriebe & Motoren\Industrielle Roboterarme". The seller is "outstandingdeal" and is located in . This item can be shipped worldwide.