Bug killing device ideal to blast flies, roaches, and mosquitos The Realtree Camo 3.0 is specifically tailored to the needs of the more serious fly hunter. Those who are fluent in weaponry & gun handling will appreciate custom improvements such as cross-bolt safety, trigger redesign, and Patridge sight. Recommended for soft-bodied insects: common houseflies, mosquitos, poisonous spiders/small & large (but not XL) roaches, lantern flies, cabbage worms, earwigs and mothsoths.