Features: The for MINI 4 PRO propeller is a high-performances drones accessory that provides a more stable and safe flying experience. Having good quality manufacturing processes that provide excellent flight stability and handling performances;Adopting advanced technology with intelligent obstacle avoidance and precise positioning functions; Lightweight and portable, easy to install and disassemble Suitable for MINI 4 PRO drones users, especially professional pilots and photography enthusiasts who pursues high flight stability and safety. Suitable for photography tasks in various outdoor environments, such as travel, sports, natural sceneries etc. It is also suitable for commercial applications, such as photography needs. Specifications: Material:Silicone Size:: As Pictures Quantity: 1PC Color:As Pictures Fit for: Mini 4 pro Propellers Protections Tie Note: Does not include Propellers. Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Package includes: 1PC Propeller Tie