1Using anti-static, anti-aging engineering plastic material, motor fixed in the multi-point positioning frame, which has compact structure, it is safe, stable and firm 2Excellent motor, which has low noise and long life. 3Centrifugal pressure blade design, low noise, large air volume. 4Ventilation function provides the environment with fresh air and removes polluted air. 5It is applicable to public places such as reception room, office and shopping mall, etc.Features:1. Using anti-static, anti-aging engineering plastic material, motor fixed in the multi-point positioning frame, which has compact structure, it is safe, stable and firm.2. Excellent motor, which has low noise and long life.3. Centrifugal pressure blade design, low noise, large air volume.4. Ventilation function provides the environment with fresh air and removes polluted air.5. It is applicable to public places such as reception room, office and shopping mall, etc.6. Dust removal function, can remove floating dust in the work and home environment.7. Dehumidification function, eliminate the damp air in damp environment such as bathroom, improve people's working and living environment.8. Easy to install, it is convenient to use.Specification:Condition: 100% Brand NewMaterial: ABSVoltage: 220VOptional Type:1 Trepanning 200,2 Trepanning250 1 Trepanning 200Size: Approx. 24 * 24 * 14.6cm/9.4 * 9.4 * 5.7in 2 Trepanning250 Size:Approx. 29 * 29 * 14.6cm/11.4 * 11.4 * 5.7in Package Size: Approx. 27 * 27.5 * 15cm/10.6 * 10.8 * 5.9inWeight: Approx. 1680g/59.3ozPackage List:1 * Exhaust Fan1 * Chinese Instruction Book3 * Ring5 * Screw1 * Card Slot