Specifications:
Model name | MSA-300 |
Size | 65*41*22mm |
Material | ABS |
Color | Customized |
Decibel | 125-130DB |
Battery | 3pcs*LR44 |
Weight | 28.5g |
Standard Package | Blister card or white box |
Switch | Pull out/Plug in |
Logo | Customized |
LED | Yes |
How to use it:
1,If there is someone tag after girls who are walking at night,girls can pull out the key ring to scare.
2,When somebody sleep at night and feel uncomfortable suddenly they can pull out the key ring to wake up another room person of neighbour to ask for help.
3,The LED will flashing together with alarm.