120dBtreblealarm,avery effectivedeterrentforoffenders;
Three-level adjustable sensitivity to satisfydifferentrequirement;
1pcDC9Vbatteryissufficient.
Durable stainless steel pressure plate,non-slipdampingbase;
With net weight of 250g, easy to carry on.
No.368,Tianfu(2nd) Avenue, High-tech Industrial Park,610094 Chengdu,China