Metal detector MD 1008A crown 9V

Ideal for finding metal objects and anywhere hidden metal needs to be discovered.
Designed to search for metal, gold and silver jewelry, coins and other metal in the ground.
Easy to Use - This metal detector is made for the inexperienced metal detector and is suitable for children.
Adjustable Sensitivity - Easily control the sensitivity level of the detector with sensitive controls.
Adjust speaker volume when searching for missing or lost coins, jewelry, and other metal objects.
Detection Indication - Sound alert and LCD display indicate metal detection.
Waterproof Search Coil - You can use the metal detector in shallow water with a waterproof search coil.
Specifications:
Manufacturer: KKmoon
Color: black
Material: ABS Plastic
Sensor diameter: 6.1 inches
Object detection: metal (iron nail, iron plating, aluminum ring, small aluminum product, coins, gold, bronze, silver)
Detection mode: all metal
Operating frequency: 55.2 kHz
Working current: standby 20mA, max 70mA
Operating voltage range: 7V-9V
Detection indication: LCD display, sound mode
Sensitivity: one coin: 10mm, stepless adjustment
Detection Depth: 10-100cm (Depends on the target area you detect)
Battery: 1*6F22 9V battery