However, as soon as the housing is opened to replace {HEAD ~ the power source}, {TAIL ~ the phone} automatically moves into an off condition and cannot be re activated without connecting the key to the lock 
However , as soon as the housing is opened to replace { HEAD ~ the power source } , { TAIL ~ the phone } automatically moves into an off condition and can not be re activated without connecting the key to the lock
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH