Model: DM3005A Current consumption: less than 3mA Operating temperature: -10~+50 Detection mode: silent and silent vibration detection mode, buzzer no vibration detection mode, buzzer vibration detection mode Product Parameters: Probe: 140mm Battery: 9V 6F22 battery *1(excluded) Instructions for use: LCD screen three modes: silent vibration detection mode, buzzer no vibration detection mode, buzzer vibration detection mode Notice: Keep quiet and focus while operating, and try to avoid distraction. When using a metal detector, it should not be placed directly near the candidate's skin to avoid unnecessary interference or injury. When the metal detector fails or gives a false alarm, the equipment Settings should not be adjusted or modified at will, and the use should be stopped immediately and professional help should be sought. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Material: plastic colour: black Package Contents: 1 x Metal Detect Tool Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.