Jiaozhou metal detector / Chengyang metal detector / Huangdao metal detector / Jimo metal ..

Uses: 1. Airports, railway stations, docks electronic detection checks 2. Customs, border control, defense department security checks 3. Medicine, food quality inspection business systems 4. Important places, playground safety inspection 5. Precious metal detection, such as gold and silver jewelry factory Features: 1. High sensitivity; 2. Easy to use, easy to use, no adjustment; 3.9V battery down to about 7V, the same detection range; 4. Electricity-saving and sustainable work more than 40 hours; 5. When the battery runs out, with automatic continuous alarm sound; 6. There startup, shutdown sound prompts; 7. There is an external charging jack, charger self-made; 8. Sound and light, vibration switch. Detection range: 1. Pin: 30-60mm 4. 20mm diameter balls: 90mm Technical parameters: 1. Dimensions: 415 (L) 65 (W) 40 (H) mm 2. Power supply: standard 9V alkaline battery stack 3. Sealing: IP64 4. Alarm mode: sound and light alarm simultaneously / vibration alarm 5. Weight: 295g