The Zero In Ultra Power Wasp and Fly Killer Jet is a powerful and effective solution for controlling insect pests both indoors and outdoors. Made by the trusted brand Zero In, this product uses a jet of water to kill wasps, flies, and other insects on contact. With unit sizes ranging from 300ml to 600ml, this product is easy to use and provides efficient pest control for your garden or patio. Designed in the United Kingdom, this insect killer is a reliable and convenient option for dealing with pesky pests in your outdoor spaces.