Minimizing robot car controller

What I have done here is how to shrink your project to the smallest size of project.

Before (left) and After (right)

However, I need to cover all the circuit into fit casing. This product is a robot car that can be controlled by using android apps. It have ultrasonic sensor to detect any obstacle in the front car and stop the car automatically. The price for this project is about RM80 (controller only). Any question can directly whatsapp to me (013-5817878) - zul

Wire Wrapping Tools AWG30

This is wire wrapping tools for prototyping circuit. I bought this from ebay.com with price USD18.55. It quite expensive for just only one blue long metal stick. However, I really satisfied with its performance when we wrapping the awg wire to the electronic components.

You can see the process of wrapping from this youtube link