1. DC9V, 6f22ND battery
2. Power consumption: 0.008ma/time
3. Sleep and wake-up function for personal use
4. Effective at a distance of about 7CM
5. Frequency: 22KHZ
6. Fully charged can be used for more than 40 hours.
7. Sound, light, and vibration alarm.
8. With DC5.5 charging port
9. Sound/light/vibration alarm
10. Sensitivity switch