Product Description MD-4500 Underground Metal Detector
Specifications Indication: 2” speaker (audio) meter (visual) Operating frequency : 5kHz – 6kHz Search mode: Discrimination, Tone, All Metal Dual audio tone discrimination Target pinpoint Auto Ground Balance. Adjustable sensitivity > 22cm (for a US quarter) Frequency tuning : adjustable range >= 100Hz Adjustable volume Low battery indication. 1/8” headphone jack Power: two 9V batteries required. Certifications Factory Show