1. Material: Plastic 2. Rated voltage: 3 volts 3. Rated power: 0.48 watts 4. Small and portable 5. Easy operation 6. Obvious effect 7. Multiple brush heads can be removed and replaced 8. Power supply method: 2 AA batteries (not included) 9. Dimensions: 13.5x4.5x7 cm 10. Unit weight: 0.3 kg
