Usage: When you need help, you can pull out the metal pull pin. It emits an alarm sound instantaneously.
Used for: Ideal for protecting joggers, elder, disabled, night shift workers or people who live alone.
Small size and light-weight.
Metal pull pin.
Safety spotlight in dark area.
Built-in 90dB high output alarm.
Operated by 4× 1.5 v lr44 button cell.
In blister with color card packing