●Instrument tray：Low-mounted ●4-hole handpiece tube：3 ●Control system：Non-memory ●Dental chair：PU cushion Wider chair Synchronized movement ●Spittoon：glass ●Glass spittoon：rotated ●Operating light：Switch ●X-ray film viewer：Standard ●High power suction：Air pressure ●Saliva ejector system：Water pressure ●3-way syringe：2 ●Water tank：1 ●Junction box：Built-out ●Operating stool：AL-338A Options： ●Environmental leather ●10 blubs sensor LED opearating light ●Top-mounted instrument tray ●Handpiece ●Built-in scaler ●Built-in curing light ●Endoscope system ●AL-338B opearating stool Specification： ●Power voltage: 220V / 50Hz ●Water pressure: 0.20-0.40MPa ●Air pressure: 0.55-0.80MPa