The HJZ-3, HJZ-3A He-Ne laser therapy apparatus feature easy operating, flexible moving, etc. It is equipped with ... -t The HJZ-3, HJZ-3A He-Ne laser therapy apparatus has a standing structure and featureseasy operating, flexible moving, etc ... control;Power Checking and Surveying: laser dynamometer inside;Timer of Digital Display: 0-99min; Output Mode:HJZ-3: original beam, diffuse ...