red laser pointer 1. size: 14*153mm 2. battery: 2*AAA 3. wavelength: 652nm 4. features:Continuous Wave Name:Red Laser Pointer Features:Continuous Wave Battery :2X”AAA” Dimension:14*153mmN.W:44gTechnical Parameter:Fixed focus,Red dot facula, continuous output and working time over 8000 hours Output Wavelength:652 nmOutput Power:5mw,10mw,20mw,30mw, 50mw,80mw,100mw,150mw,200mW(also for clients ) ...