Professional metal detector

MD5008 1. Power Supply 8pcs 1.5V Batteries in Series external battery box and bag 2. Emitting Frequency: 6.99KHz 3. Signal Frequency: 437KHz 4. Indicators: Visual: Lever Meter Sound:2"Speaker or Earphone (Earphone not included) 5. Function: Disc: Ground Balance; Distinguish Ferrous and Non-Ferrous Metal 6. Controls: Disc Control; Ground Balance Control; Tune Control; Sensitivity control; Discrimination Control ; Zeroing Control 7. Operating Current 300mA MAX at MAX Volume 8. The Detecting Depth (Max) 1.5-2 Meters---- small coil 3-5 Meters----big coil 9. Sensitivity: 25-30cm for a US(25cent)--small coil 40 cm for a US(25cent)—big coil 10. Export Packing: 4PCS /Carton 0.18CBM 85*33.2*64.(cm)06 11. Color Grass Green / Black MD5002 1. Power Supply: 8pcs 1.5V Batteries in Series 2. Emitting Frequency: 6.99KHz 3. Signal Frequency: 437KHz 4. Indicators: Visual: Lever Meter Sound: 2" Speaker or Earphone ( Earphone not included ) 5. Function: Disc: Ground Balance Controls Distinguish Ferrous and Non-Ferrous Metal 6. Controls: Disc Control; Ground Balance Control Tune Control; Sensitivity control Discrimination Control Zeroing Control 7. Operating Current: 300mA MAX at MAX Volume 8. The Detecting Depth (Max): 1.5 2 Meters 9. Sensitivity: 35cm for a US(25cent)quarter with meter Indication at min, discrimination 10. Export Packing: 4PCS /Carton 0.1736CBM (84*31*17cm) 11. Attachment: battery box and battery bag 12. Gross Weight: 3KG 13. Color: Grass Green / Black