Secure Door Frame Metal Detector | Kandhari Electronics The Secure Door Frame Metal Detector by Kandhari Electronics is a reliable security device for places like malls, offices, airports, and public buildings. This Door Frame Metal Detector quickly finds metal objects, helping to keep areas safe. It has adjustable sensitivity to detect even small metal items while avoiding false alarms. Easy to set up and simple to use, it helps control access and stop unauthorized metal objects from entering secure spaces. visit us: https://kandharielectronics.com/product-category/metal-detector/