## Design Concept The miniature keychain whistle is designed to be portable and functional, combining a sleek look with practicality. Its compact size allows it to easily fit with your keys without adding bulk. ## Purpose This design serves as an emergency whistle perfect for travel, outdoor activities, or as a keychain accessory. It ensures that a safety tool is always at hand. ## Print Recommendations Utilize a high-resolution setting for best results, using durable and lightweight materials such as PLA or ABS. Consider using a 0.2mm layer height to balance fine detail and printing speed. ## Assembly Instructions The model itself requires minimal or no assembly. Ensure that any support structures are carefully removed, and test the whistle operation post-printing.