Red QNRT® Laser specifically manufactured to be used with QNRT®,
QST ® and LRA ® Laser Reflex Analysis.  
 
Professional 635nm Red laser with  Plus 4.0- 5.0 power output certification. Low level Cold laser.  light weight aluminum body.  2 line Cross  display. All our professional lasers are tested  by the manufacturer using  industrial testing methods, then calibrated and retested to validate that each laser has a "plus"  4.0-5.0mW power output certification. Made in USA. Superior quality. 
 
Comes with 2 batteries.