"This is, by far, one of the COOLEST airsofy accessories I've ever used. Next lasers and strobe flash lights, this EASILY BEATS THEM! With glow in dark bb's plus this SRC Tracer Unit- your gun turns into an epic weapon of pure epicness!! Want proof?- THEN SEARCH VIDEOS OF PEOPLE USING THIS ON THE FIELD. WHATCHA WAITIN FOR? GET ONE NOOOOOWWW!!"