Mast Tour Y22 is an updated version of the Mast Tour machine in 2022. It is thinner and lighter than the Mast Tour machine. Increase the intuitive screen, easier to operate. Extremely comfortable specifications. With a weight of 138g. The diameter is 23.5mm. The length is 153mm. The stroke is 3.0mm. The working voltage is between 5-12V. Speed ​​is 8V / 10000RPM. Battery capacity is 1200 mAh. Fully charged after 2 hours and can be used continuously for more than 4 hours.