Remote-controlled insecticide aerosol indoor spray array

Inside the stylishly-designed BorgCo shipping carton, the expectant purchaser will find a compact remote control, a set of three (or more, depending on the packaged purchased) compact plastic boxes with a set of clip-on covers to match various domestic furnishings.

Each unit contains a small can of insecticide, a low power receiver/actuator, and a battery.

The user places their units in strategic locations in the room; one on a widow ledge, one on top of a book case, another clipped to the shaft of a ceiling fan. They take up the reote control, having previously inserted the batteries into the unit, and settle down to wait ....

What is this ? An unwanted visitor; by some means, a housefly has gained access to the premises ! Does the householder leap around brandishing a flyswat or a rolled newspaper ? Do they saturate the air with an aerosol of toxins ? No, they merely wait quietly ... until the target approaches one of the boxes.

A carefully timed press on the appropriate remote button, and a minimal, carefully dosed puff of spray from the selected unit wafts out into the path of the offending insect; within monets, it has absorbed a lethal dose, and is spiralling downwards to its doom......