Full assembly for the Gbargin Robot Car Kit for Arduino found on Amazon for $100\rbr\rbrThis is the only assembly video for this product.\rbr\rbrAmazon Link:\rbr\rbr\rbr\rbrLink to code for ultrasonic\rbr:\rbr\rbr\rbrLink to code for bluetooth:\rbr\rbr\rbr\rbrWith the Bluetooth code you must use the following application for ANDROIDS only, if you would like me to explain the code i will make a video, so please comment what you would like.\rbr\rbr\rbr\rbrThis also works for \rbrElegoo UNO Project Upgraded Smart Robot Car Kit with UNO R3, Line Tracking Module, Ultrasonic Sensor, Bluetooth module ect.