1. Emergency Call alarm with waterproof design, can use in outdoor,suitable for explorer traveller to climb,camp,ride...etc.
2. When the adventurer climbing a rock, accidentally stuck in the cracks, or on the cliff, can not solve immediate problems, can ring the alarm, so that about a kilometer of the nearby people hear the alarm sound, so as to get out of trouble. When travelers get lost in the woods or out in the field and can not find directions, they can ring the alarm and ask for help. This mini call alarm is your safe bodyguards; This Bodyguard alarm is tiny,you can put bag,fixed bag with keychain or belt.