Rule detector Mileseey WD10

When scanning, place it on a flat surface and move slowly without shaking, tilting or pressing hard. Screen type: (with backlight) Screen size: 2.2 inches Depth range: Magnetic metal: 3.1 inches (8 cm) Wood: 0.8 inches (2 cm) Non-magnetic metal (copper, aluminum, etc.): 2.0 inches (5 cm) Measurement Unit: CM/IN Metal Detection: 20mm standard steel depth value is accurate Current Detection: 50/60Hz AC 3*AAA, not include Auto Power Off: 300s Auto Backlight Off: 10s Storage Temperature: -4°F to 154°F (-20°C to 70°C) Operating Temperature: 32°F - 122°F (0°C - 50°C) Drop Height: 4.9 ft (1.5 m) Sound Device: buzzer Battery Type: 3xAAA Full Working Time: 7.5 hours continuous measurement Size: 5.8 x 2.8 x 1.2 inches (149 x 70 x 30 mm)