[Smart and Efficient Heat Dissipation] Adopts semiconductor cooling technology and built-in high-speed cooling fan. The camera radiator dissipates heat efficiently and can cool down quickly within 1 second to keep the camera at the optimal temperature, ensuring smooth, uninterrupted . [Real-time Temperature and Fan Speed Monitoring] Adopting LED display design, it clearly shows the temperature of the camera radiator and the fan speed , providing accurate temperature monitoring during the use of the camera. [ and Portable] Weighing only 140g and the size of your palm, it easily fits into your camera bag or pocket, allowing you to carry it with you for easy storage and portability. [Convenient Installation] Clip-on installation, alignment squeeze, fit the camera, release to stabilize the installation, not easy to fall off. [Charge and Use] Our camera cooling fan is powered by 2M USB input, which is compatible with power sources, such as mobile power, computers, laptops, USB power adapters and so on. Long battery life, continuous cooling. Net weight:About 140g Product Size:About 92x52x25 mm/0.30x0.17x0.08 inch Charging Interface:Type-C Colour:Black Material:Aluminum alloy + Plastic Package Contents: 1 * Camera live radiator 1 * Charging Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.