Personal alarms are small hand-held electronic devices with the functionality to emit a loud siren-like alarming sound. It has a

Personal Body Guard Alarm    
1) Dimension: 64x40x17mm; material: ABS
2) 23A 12V battery(included);
3) Pull the metal pin to activate alarm
4) 120 Decibel
5) Built-In Light for Added Safety; Built in flashlight by pressing a button to turn and to turn off.                                            
6) Can be attached to the wrist and your bag/luggage, or used in the home on the door handle and a fixed fitting.
7) Suitable for joggers, elderly, disabled, night shift workers, alone people.