Features: Keep your camera cool with this quiet cooling fan for A7M3, A6400, A6000, A7RIII cameras. Specifically for cameras, this lightweight fan features a battery and USB for convenient use. For photography enthusiasts quality, as well as videographers and vloggers continuous shooting in various. Significant heat dissipation effect: Efficient fan heat sink, quiet efficient cooling, maintains stable camera operation, and improves shooting quality.Perfect for indoor and outdoor shooting like travel sports documentary stable camera operation. Power through a TypeC port,for various power devices, such as mobile power supplies, laptops, etc., convenient and practical. Specifications: Material:Plastic Size: As Pictures Types:7Blades/11Blades Connection: TypeC Battery:500mAh For Cameras A7M3 A6400 A6000 A7RIII etc Note: Due to the problemsof lighting effects and shootingangles, there will be tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Package includes: 1PC Cooling Fan