LED Magnetic Field Detector Ghost Hunting Paranormal Equipment Tester Portable Counter

The first light shows a normal EMF field, what is ---Range is 0 to 1.5 mG ---The second light (GREEN) detects low-level EMF, ---The range is 1.5 to 2.5 mG.

---The third light (YELLOW) can detect intermediate EMF ---The distance between 2.5 and 10 mg.

---The fourth light (ORANGE) can detect advanced EMF ---Range between 10 and 20 mG ---Fifth lamp (RED) shows extremely high EMF 20+ mG range ---Color: black, gray ---Material: ABS ---Accuracy: +/- 5% ---Dimensions: 14.3cm x 5.2cm x 2.5cm (L *W * H) ---Detection range: 0 to 200,000 gallons ---Detection frequency: 30-20,000 Hz ---Battery: 1 9V battery