Brand Name: ZAIXIAO High-concerned chemical: None Power (W): 2 W Origin: Mainland China Remote Control Function: No Voltage: 5V Timing Function: No Timing Type: Cooling Only Max. Timing Limit: No Timing Reverse Rotating Function: No Wind Type: Natural Wind Installation: Bladeless Fan Water-shortage Power-off Protection: No Type: Air Cooling Fan Air supply mode: Rotary Vane Application: < 10 M² Certification: CE Use: Home Material: Plastic Power Source: Battery Max. Power: <20W Power Source: USB Rotation Way: Up & Down Technology: Negative Ion Controlling Mode: Mechanical Timer Control Suspender Length: No Suspender Rotary Vane Quantity: Without Vane Size: <1050MM Model Number: Bladeless Fan Fan Speed: Third Gear Choice: yes