With MD5002 Metal Detector, you can hunt for coins, relics, jewelry, gold and silver, etc. just about anywhere, The Metal Detector is versatile and easy to use.

Max detection depth: 1.5 meter
Power Supply: 8pcs 1.5V Batteries in Series
Emitting Signal Frequency: 6.99+/-0.2KHZ
Audio Signal Frequency: 450HZ+/-10HZ
Indicators: Visual: Lever Meter
Sound: 2"  Speaker or Earphone(Earphone not included)
Function: Disc: Ground Balance Controls
Distinguish Ferrous and Non-Ferrous Metal
Controls: Critical Sound Tuner;
Function Tuner;
Operating Current: 300Ma MAX at MAX Volume
The Detecting Depth (Max): 1.5-2 Meters
Sensitivity: 25-30cm for a US(25cent)
Export Packing: 4PCS/Carton 0.1736CBM (64*32*85cm)
Color: Black
Certification: EMC Certification

Attach external battery box and bag
Each detector is attached a piece of guarantee and it is free to be
repaired during the length of warrantee unless he circuit is changed  by user himself.