... sound:80db. Adjustable Cellular Telephone Anti-theft charging holder for exhibition 1. Normal: status of device,0# indicator ... proper radian head,and then find proper situation for pasteing,sensor should be next to face of ... then paste sensor on the items , press hard for a few seconds, it is best to shape with ... primer .If no suitable paste face ,can use hot melt adhesives to fill the gap, be carefuland ...