Abstract: The invention provides a new personal security alarm system which has a reliable, non sensitive actuation mechanism. In a first aspect the inventive concept regards an alarm security device comprising an activation clasp characterized in that said alarm security device comprises a lid and a lock mechanism comprising structure and a two part-lock mechanism, wherein one part is a first protrusion fitting inside the second part, and the second part is an L-shaped recess, wherein the lid and the lock mechanism comprising structure can be transformed between three different modes.

Abstract: The invention provides a new personal security alarm system which has a reliable, non sensitive actuation mechanism. The alarm security device according to the invention comprises an activation clasp which comprises an electronic contact characterized in that said clasp comprises a male part and a receiving female part; and that the male part comprises at least one long contact pin and at least one short contact pin and the female part comprises receiving contact sockets for each of the contact pins, and wherein the electronic contact is settable between three different modes.