Metal Detector DM3004A Handheld Adjustable Portable Beep Tracker Pinpointer Alarm High Sensitivity Scanner Security Checker Instrument for Airport SubwayFeature:1. Simple operation: immediately after power-on one-key operation for simple and easy to use.2. Buzzer alarm: when the detector detects metal the buzzer will sound an alarm.3. Red light indicator: when metal is detected the indicator light is red.4. Angle transformation: the probe rotates 180 suitable for more scene measurement.5. Long-lasting battery life: using smart power-saving technology low power consumption and long battery life.Specification:Model: DM3004AExpanded size: 394*140mmBattery: DC9V 6F22 (not included)Working temperature: -10-50Current consumption: less than 3mALED indicator: working and low battery promptAlarm: buzzer sound/LED alarmApplicable environment: high-speed rail/airport/subway/hotal/venue/sports meeting etc.Note:Due to the different monitor and light effect the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement Origin:CN(Origin) Model Number:Metal Detector Certification:CE Smart home platform:NONE Metal Detector:Professional Metal Detector Detector:Security Metal Detectors detector de metais:Professional metal detector portable metal detector:detector de metais a prova de agua