1. Six gear adjustment function: Offers flexible operation options to meet the needs of various devices. 2. Efficient and chemical-free: Eliminates the need for manual scrubbing or chemicals, easily removing strong glue. 3. One-key motor rotation: Quick and convenient operation meets various maintenance requirements. 4. Super strong LED green light: The front is equipped with an LED light that clearly displays dust and residue, enhancing operational accuracy. 5. Ergonomic design: Provides a comfortable grip for long-term use without fatigue. 6. Versatile compatibility: It is suitable for various devices, including face-screen mobile phones, curved-screen watches, and tablets. 7. Reliable material construction: Made from PC and ABS materials, ensuring durability and reliability of the machine. 8. Input voltage: DC 4.2V 9. Output voltage: DC 3.7V 10. Material: PC + ABS 11. Size: 22 x 3.8cm