... for a multitude of equipment including Sheds and out buildings, gates, garages and lockups, motorbikes, bicycles, trailers, caravans, ... gas cylinders, diesel tanks etc. 1) The lock and the alarming function are united into a whole. The ... the lock core out with the key, then remove those two screws by the lock hole, take ... in order to pry up the battery case, and replace the old battery by a new one with ...