Description Effectiveness 1. Strongly effective in killing insects and its eggs: mosquito force kill a large amount of cockroaches,mosquitoes directly. It also can impede the eggs from hatching, which leads to their abnormal death and thus achieves a unique effect of eradication 2. Sanitary and environment-friendly: no chemical residues, non-polluting, no irritant odor Directions for use 1. Open the small plastic bag and pour the powder bait where mosquitoes,cockroaches are frequently observed or tend to hide. It can be poured in dark places, around inlets of sewer, by cupboards or refrigerators, under sinks, near kitchen ranges and in drawers, wardrobes or hallways 2. Each bag is better used for 3 to 5 spots. In order to ensure the effectiveness, once opened, it should be used up at one time. 3. It is suggested to replace the powder every seven days. Cockroaches will be eradicated after you use the powder for two to four times in succession 4. The more the powder killing bait is placed, the better the effect will be. If a place is heavily-infested by insects, please apply the powder to the whole area.