A. Xensara's Electronic Lock Enhancer

GENERAL FEATURES AND ADVANTAGES:
a. Audio Alarm, Phone Call and SMS generated if entry occurs without electronic authentication.
b. Use for doors, shutters, Cabinets, Safebox etc.
c. Simple to install
d. No need to replace the existing lock, works well with all mechanical locks
e. Months battery life
f. Completely hidden from outside
g. Cannot be hacked
h. Dimensions- 6 inches x 3 inches x 3 inches (152.4 mm x 76 mm x 76mm)
i. Weight- 150 grams(approx.).