Description
Product Description:
Sound frequency: about 130dB
Color: Black/Blue/Pink/Yellow/Silver
Size: 6cm x 4cm
Weight: 50 grams
Material: ABS
Power:3*LR44 Button Battery
Suitable for students, joggers, seniors, disabled people, night workers and single people.
When you have a problem related to danger or a bad person, please protect yourself from the risk.
Usage: Pull out the alarm line and shake it
