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. Usually it cost about 35USD-50USD. The item "AGV 4WD Smart Car Chassis Kit Mecanum Wheel with Control System+Ultrasonic Module" is in sale since Thursday, July 11, 2019. This item is in the category "Business & Industrie\Automation, Antriebe & Motoren\Industrielle Roboterarme". The seller is "pincei_de" and is located in shenzhenshi.This item can be shipped worldwide.