HORSEFLIES TAONX TRAPEach trap reduces the presence of horseflies and other types of flies by 95% in its immediate vicinity. Maximum effect over an area of 10,000 square meters. Non toxic and non polluting. Height from the ground: 2. 2 meters; Weight: 20 kg; Umbrella diameter: 91 cm. How it works: the black ball heats up, simulating a target from which to draw blood; realizing that it is not a victim to be bitten, the insect moves upward directly into the trap.