Features: Precise temperature control: Adopting constant temperature semiconductor technology can effectively keep the camera at the best working temperature and improve shoots stability quality. Efficient heat dissipation: Unique heat dissipation design can quickly reduce the equipment temperature, prolonging the service life of the camera and avoid problems caused by overheating. Energy saving and environmental protective: Low energy consumption design, more energy saving than traditional heat dissipation method, in line with modern environmental protective concepts. Intelligent temperature control system: Equipped with a temperature Sensors, it can automatically adjust the heat dissipation intensity according to the actual temperature to ensure that the camera is always in ideal state. Lightweight and convenient: Miniaturized design, easy to carry and install, and will not add extra burden to the user's shoots equipment. Specifications: Component:ABS Size:Approx.7x3.50cm/2.75x1.37inch Package Includes: 1Pc Cooling Fan note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.