Mortein Outdoor Fly & Mosquito Automatic Spray is a convenient and effective way to keep your outdoor entertaining areas protected from flies and mosquitoes. The system releases regular bursts of mist containing 98% natural ingredients and 1.4% trusted synthetic actives and allows you to regulate the timing depending on your conditions. Features: - The system comes with a 154 g odourless refill which lasts for up to 30 hrs. - Ideal for stepping up the protection level during fly and mosquito‐riddled months. Automatic 3 hour cut off. Protects a sheltered area of up to 25m2. Portable. 2 adjustable settings so you can tailor to your outdoor environment. - Simply set your Mortein NaturGard on the time setting of your choosing and you can enjoy automatic pest control around the clock. - Each odourless refill contains 98% natural ingredients, with 1.4% trusted synthetic actives. - The machine will also let you know when your refill is empty so you'll know when to change it.