Description ：

• 100% brand new and high quality
• Ideal for night shift workers, elderly, disabled, joggers, and those  traveling alone
• Protect yourself against  intruders/attackers
• In case of emergency, pull out key-ring  metal pin to activate siren（120db) and draw attention of police or passerby
• When key-ring metal pin is inserted back  into the alarm, it will stop sounding
• To change battery: When the alarm sound  goes low, please remove screws from back cover and replace 1 x 23 mA 12 V battery .
• Warning: The alarm  sound is very loud, never put the unit close to your ears
• Size (L x W x H) : Approx. 5 x 4 x 1.5 cm / 2.0 x 1.6 x 0.6"
• Key chain length : 2 cm
• Color : Yellow 
• Powered by 1 x 23 mA 12V battery ( not included )

Package Included :

• 1 x Personal Alarm