How to Use Just put the cup on the desired area and twist, the cup will remain attached. Rotary piston exhaust method replaces the traditional method of ignition exhaust, no worries burns, safe and secure, greatly facilitate the people to use, both for the hospital, but also for families.
Notice: 1.Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. 2.The colors may have different as the difference display, pls understand.