For YABANGBANG LED E-generator Fiber Optic Handpiece YBM / YBB Fit YBM YBB YDKM YDKB SDM YD6 SD6 YDKKM SDNKM GD4 TD4 YDNK4 3. Rotate Speed without load: 400000RPM Max. located in USA! if to USA, we send from USA warehouse, if to other countries, we send from China!

