1.Innovative design. small size and light-weight. metal pull pin(hand strap not include).
used safety spotlight in dark area.
2.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 orpeople who live alone.
3.operated by 4×1.5 v lr44 button cell(included). product size: 69×42×23 mm. packing details: 200pcs/ctn. gw: 10 kgs. nw: 11 kgs.