- 180⁰ rotation and folding, multiple ways for handheld/desktop/folded fan - Photocatalytic fan blade and body, Continuously output fresh and clean air from the inside to the outside - 4 inches diameter size, low-noise design, Detachable cover for easy cleaning - Air purification and Antibacterial Anti-virus and Deodorization features - Intertek - renowned Global Quality Assurance Laboratory verified over 90% bacteria decreased - HKSTP verifies TiO2 adhesive strength - PIAJ certificate proof the materials with Air purification, Antibacterial Effect Package Includes: 1x TiO2 Portable Neck Fan 1x USB Type-C Cable Remark: Do not use QC/PD adaptor, product only support standard USB port with 5V output, you can check the corresponding user manual of adaptor for more information Warranty Period : 1 Year