1. Material: ABS 2. Input voltage: 5V 3. Input current: 2A 4. Port: type-c 5. Power supply: plug in 6. The design of fixing on both sides prevents the product from moving during use; put it in the appropriate position of the car seat back, press the power button after power on to use 7. Fan gear: low, medium, high, three gears in total; short press the button to switch gears "first gear; second gear; third gear; power off gear" in sequence 8. Fan speed: 1st gear 3000RPM; 2nd gear 3800RPM; 3rd gear 4500RPM 9. Fan wind speed: 1st gear: 2.6m/s; 2nd gear: 4.0m/s; 3rd gear: 5.1m/s 10. Dual turbo fan, three-speed wind adjustment, dual-engine high-speed drive, cool and cool air 11. Smooth operation, sound as low as 45dB, adjustable air outlet angle up and down 12. Dimensions: 173x85.5x34mm 13. Package includes: electric fan x 1, 1.5m type-c charging cable x 1, instruction manual x 1
