1. DC9V, 6f22ND battery

2. Power consumption: 0.008ma/time

3. Sleep and wake-up function for personal use

4. 1g pin is effective at a distance of about 2CM

5. Frequency: 93KHZ

6. Fully charged can be used for more than 40 hours.

7. Sound, light and vibration alarm.

8. With DC3.5 charging port

9. Sound/light/vibration alarm (gradual sound, the closer to the metal, the sharper the sound)

10. Sensitivity switch

11. Three-color indicator light

12. 3.5 headphone jack

13. Manual sensitivity adjustment button