180 seconds not bad max 20+ cant rem look in this sight for excact #'s so merrited phalanx can save ya and others. once enhacingis 390+ (501 is easily possilble over years. buy phalanx and see damage redcuton now elevated fully (you will be impressed (*low # you hear are ont how 501 phalanx works ( it impossiblre to gauge)