Ανιχνευτής Χρυσού και μετάλλων - MD-3010 -ΟΕΜ

With this powerful and versatile device, you can hunt for coins, relics, jewellery, gold, and silver just about anywhere.  Color: Black+Yellow (Any other available color) Battery: 6 x 1.5V AA alkaline batteries Operating current: Standby - 65mA, Max - 150mA Operating voltage range: 72 - 9.6V Operating frequency: 7.5KHZ + /- 1KHZ Tempreture range -20 ℃ - 60 ℃ Sensitivety: Min. 8 inch (Test Coin: US ￠50) Audio frequency: 294HZ (re) 330HZ (me) 349HZ (fa) 392HZ (so) 440HZ (la) 494HZ..