Fits to your belt and is easily set off by pulling the cord. Perfect for joggers
and walkers, posties and travellers. It's even going to stop a nasty dog in its tracks. 57mm x 70mm x 20mm. Takes one 9v battery which is not included. This is the loudest we have found and has a flashing bright light too. Beware of quieter, less effective alarms. Buy now direct from MGG
