Dental Handpiece LED Fibre OpticDescription:1.Professional LED light source,superior brightness,longevity 10000 hours;2. Unique electric generator,just a little air can generate sufficient power;3. self-illumination without connecting circuit;4. perfect stable and reliable performance;5. push button cartridge;6. 135°C Autoclavable;7. triple water spray,omnibearing,more ideal cleanning effect8. high-grade material with a stylish design.9. warranty: one year for handle; six months for cartridge