The Canon CF-R20EP Cooling Fan is designed to keep your EOS R5 Mark II camera cool. This accessory is particularly useful to video shooters who need video recording capabilities and extended battery life. The CF-R20EP* draws in external air and sends it through holes on the bottom of your camera from the top surface of the fan. Users get a choice between low, medium and high fan speed, and by keeping your camera cool it will make the battery last longer. It also enables you to charge two batteries while youre using the fan, perfect for long filming environments.BenefitsCompatible with EOS R5 Mark IICools the inside of your camera during filming by drawing in outside air, which also helps your battery last longerFeatures wired LAN connectivity, with 2.5GBase-T-Ethernet enabling faster communication than previous models, FTP transfer, remote shooting (EOS utility) and other operationsSupports the high current of LP-E6P battery pack and DR-E6P DC CouplerPerfect for video shooters who spen