This market leading REAL DNA marker is unique to you it is authenticated quickly when attached to an offender; the rules have changed, no longer will the offenders evade prosecution for their crime. The, Wired or Passive Infra­Red (PIR) units fitted are; individually armed with unique custom REAL DNA, cross contamination (the offender knocks an innocent party and unfortunately due to inferior technology marks that person) is removed, the cause of many cases failing in the court. The ground up design of the system and test procedures are, discreet, robust in use, secure, requires minimal maintenance and is cost effective for the user, police, crown prosecution service and courts!