Diffuser vessels for insect repellents; Electric devices for attracting and killing insects; Electric diffusers for insect repellents; Fly catchers being non-electric whisks; Fly catchers being traps; Fly swatters; Fly traps; Insect collecting cages; Insect traps; Plug-in diffusers for insect repellents; Plug-in diffusers for mosquito repellents; Ultrasonic pest repellers