0E-DLTEC35F is a high-performance, small form factor dual tech motion detector designed for trouble-free out-of-the-box installation. Optimum performance is achieved using custom- developed, extended range Fresnel optics, look down, cover and wall tamper protection and selectable pet immunity. This model provides a 35-foot detection range and pet immunity up to 100 pounds. Ideal for home and office applications. Main Features Advanced Signal Processing (Dual Tech): Analyzes PIR and microwave signals, enabling advanced functions such as concurrent diagnostics, digital fluorescent light interference filter, adaptive baselines and more. Wall-to-Wall Coverage: Wide and long detection coverage with look-down zone for coverage range protection that exceeds similar products in the market. Selectable Look Down: Provides better coverage up close with multiple zones in the look-down area. Look down is switch selectable. Sealed Optics: Sealed optical chamber prevents drafts and insects from affecting the detector. Uniform Sensitivity Optics: Fresnel lens provides a consistent level of detection — delivering optimal performance no matter the distance. Pet‑friendly Selectivity: Enable pet immunity to distinguish between signals caused by humans while ignoring pets up to 100 lbs. 5-Year Warranty