The Zero In 60 Day Citronella Diffuser offers long-lasting protection with an adjustable release unit that operates for up to 60 days. Its pleasant citronella aroma helps repel insects effectively indoors and outdoors, covering areas up to 40m³. Designed for convenience, the diffuser features an easy twist mechanism to open and close, making it highly portable and perfect for holiday travel. Maintain a comfortable environment free from pests with this reliable and user-friendly solution.