Computer Case Keyboard Cleaning USB Rechargeable Handheld Dust Blower 1. Material: ABS+PP 2. Charging power: DC5V 3. Charging input current: 3A 4. Output voltage: 7.4V12V 5. Output current: 3A 6. Rated power: 35W 7. Standby power consumption: 50UA 8. Charging port: TYPE-C Port 9. Battery capacity: 4000mAh6000mAh 10. Charging time: approx. 4 hours 11. Usage time: 30 minutes 12. Motor: brushed high-speed motor 13. Motor speed: 51000 rpm 14. Blowing force test: 17-25 ms 15. Noise: 80db 16. Safety protection: overcurrent protection, overvoltage protection, over-discharge protection, short circuit protection 17. Applications: hair dryer, computer keyboard and case cleaner, car cleaner, home cleaner, office cleaner, digital product cleaner, toy cleaner, inflatable swimming ring cleaner, outdoor barbecue cleaner, etc. 18. Cleans accumulated dust inside computers or other electrical appliances, preventing crashes and slow operation. 19. High-powered vacuum cleaner, emergency cleaning in the dark, with built-in lighting. 20. Easy one-handed operation, stable output. 21. Net weight: 325g 22. Dimensions: 111x69x195 mm (excluding hose) 23. Standard package includes: Main unit x 1, T-C charging cable x 1, long hose x 1, short hose x 1, short wide hose x 1, air hose x 1, instruction manual x 1, cleaning hose brush x 1