RC Controlled Life Buoy: a saving ring that can be controlled by the lifeguard using radio controllers

Adding a dash of intelligent technology to the traditional lifesaver ring is called RC – Controlled Life Buoy concept. As the name suggests, it is a saving ring that can be controlled by the lifeguard using radio controllers. The idea is to help make the rescue operation swifter and lessen the stress of the person in the water. RC – Controlled Life Buoy is a 2011 Liteon Award entry and it is designed by designers Peng Shanzhong, Li Weilin & Ju Xinxin. [Source]