·innovative design.
·small size and light-weight.
·metal pull pin(hand strap not include).
·used safety spotlight in dark area.
·built-in 120db high output alarm.
·when you need help, you can pull out the metal pull pin. it emit a alarm sound instantaneously.
·ideal for protecting joggers, elder, disabled, night shift workers or people who live alone.
·operated by 4×1.5 v lr44 button cell(included).