It will give an alarm sound and vibration with low voltage power alarm

Functions:<ul>

Use cycle-switch to switch sound alarm and hidden vibration alarm respectively

Adjustable sensitivity

High-sensitive, detect ferrous metal and non-ferrous metal

Sound and light alarm simultaneously

Alkaline cell (7 to 9V) can work over 40 hours and distance does not change

Warn automatically when short of voltage</ul>

Detection distance:<ul>

Object: sensitivity

Pin: 15mm

Paper clip: 20mm</ul>

Specification:<ul>

Operating frequency: 20kHz

Dimension: 395 x 140mm

Weight: 260g</ul>

Packing:<ul>

20 pieces per carton

Gross weight/unit: 305g

Quantity/carton: 20 pieces

Size/unit: 36.0 x 15.0 x 5.2cm

Gross weight/carton: 8kg

Size/carton: 52.5 x 31.6 x 37.8cm</ul>

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