This tough wire cage is extremely effective in reducing malfunctions and high maintenance costs where vandalism or accidental damage is prevalent. Constructed of 9-gauge steel wire with corrosion-resistant polyester coating, the Motion Detector Damage Stopper helps prevent vandalism or accidental damage to PIR’s. The wire cage does not interfere with the effective range of any protected motion detectors and is highly recommended for areas where abuse to PIR detectors is severe.