3 x LR44 Batteries
100 dB
40 x 25 x 25 mm
1,000 piece(s)
SH2019S
Hong Kong or China
Silver
Ideal for attaching with mobile phones, bags, wallets, etc...
Suitable for joggers, elder, disabled, night shift workers or people who live alone.
Pull out the metal pin to activate alarm.
45 days