Adjustable stem lets you adjust the Detector's length for comfortable use. Display interface is clearer and faster to read data, giving you a better experience. Audio alert and pointer indicate the detection of metal. With the volumes control knob, you can adjust the output volumes of the loud speaker or headphone. With handle and elbow support which can let you carry and operate your Detector comfortably, to make sure this Detector is easy for people of different sizes, ages.