Features            100db-120db alarm sound; plug switch is easy and effective for use.Mini and portable in design then it can be hanged with keys or other personal things￡? very convenient.Just pull off the hand strap to active the alarm when you are in emergency situations.To turn off the alarm￡? just insert the hand strap to the plug.Lightweight and durable for a long time￡? can change battery when the sound goes low.It&acute;s great for women￡? old people￡? children or night shift workers￡? etc.                                                            Specifications            Material    Plastic    <br>Color    Yellow / White (Random)    <br>Dimensions    (1.89 x 1.65 x 0.79)" / (4.8 x 4.2 x 2)cm (L x W x H)    <br>Weight    0.85oz / 24g    <br>                                                            Package Includes            1 x Personal Alarm