1) Artistic outward appearance, universal bracket included
2) 9V battery,microcomputer control, unique detecting memory,long  life
3) Unique temperature compensated circuit, automatic low voltage alert
4)  Detecting parameter:110°10M×10M      
5) Operating Current: less than 30uA

6) Emitting distance: ≥100M (in open area)  
7) Product dimension:105×60×42(mm)