Features: 

1. Audible display. 

2. Adjustable sensitivity. 

3. Working temperature range: –15 to 55℃. 

4. Colors: black or grey. 

5. Power: Two 1.5 volt AAA standard or rechargeable batteries.(For option) 

6. AC or USB chargers available. (For option) 

7. Wrist strap. 

12. Dimensions: 400(L)×140(W)×30(H)mm. 

13. Weight: 210g. 

Detection distance: 

1. Pin：10-20mm 

2. Coin：30mm 

3. Knife：130mm 

4. Gun：120mm 

Where to use: 

1. Jewelry, Gold company 

2. Food factory 

3. Police, Army & Security 

4. Exhibition & Entertainment