Adjustable Sensitivity Control: With the ability to fine-tune sensitivity, this metal detector can differentiate between minor items like keys and significant security threats such as knives or tools. This aids in maintaining high security in crowded venues, ensuring efficient and targeted scanning. High Sensitivity Detection: Equipped with advanced sensitivity settings, the JUNFORBS handheld metal detector swiftly identifies small metallic objects such as nails, screws, and jewelry. This feature is crucial for security personnel in airports, schools, and events, ensuring thorough scanning and safety without delays. Convenient Battery Operation: Operate your JUNFORBS Metal Detector with a standard 9V battery, providing consistent readiness and eliminating the hassle of recharging. This feature is particularly beneficial for professionals who require a reliable tool that is always at the ready. Versatile Alert Modes: Tailor your detection alerts to fit any environment with options for Sound or a Combination of both. This adaptability is essential in varying conditions, allowing for discreet operations in quiet settings or audible alerts in noisy backgrounds, enhancing the user's situational awareness. Portable and Design: Designed for both indoor and outdoor use, this metal detector is easy to maneuver and enough for rigorous use at various checkpoints. Its versatility makes it an ideal choice for security officials, event staff, and construction personnel., Weight: 0.7495716908 pounds, Manufacturer: Hfgdnchva