The aim is to design a low cost light UAV (Unmanned Aerial Vehicles) quadcopter system and make it comparable with others. The quadcopter will be controlled from a laptop or a pc from a certain distance wirelessly. There will be a simple avionics system and which include a camera and a GPS antenna for navigation and tracking the UAV. The quadcopter can also be used for measuring the height from the earth and is capable of measuring the temperature and humidity of the environment. Keywords: UAV, quadcopter, RF module, GPS