Outdoor use only. Hold the marked part on a stick or stab that part into the ground. Turn the rod up and light the fuse. Beware of vertical barriers.
For outdoor use only. Choose a place for activating. Light the fuse, throw, and get away 3-5 m. Prohibited in areas with large number of people.
Volcanoes and the fountain rest on a flat surface, light the fuse and move away to a safe distance (minimum 3 m). Using is unlimited if stored properly ...