Pressure mat. Pressure mat for a security system on a spectrum background. The mat,which is usually placed under a carpet,will trigger an alarm if stepped on by an intruder | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Chillmaid, Martyn F. |
Taille de l’image : | 4914 px × 3626 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |