... quality products and best service. JZ-1B CO2 Laser Therapy Apparatus (digital man-machine interface) : Scope of Application and Treatment ... ~15w, continuously adjustable (JZ-3) 1~15w, 10 steps pre-programmed (JZ-3A) Output Mode: Focusing, defocusing Light Outputting ... ILIB laser, 4mW, double laser tubes) ; 3. Semiconductor laser therapy apparatus HJZ-2C (portable, 500mW) ; HJZ-2D (single therapy head, ...