Features:

• WIFI+GSM alarm system, Support Tuya APP
• 24wireless zones for 24 wireless sensors and 10 remote controls
  • Big SOS button
  • 6 groups of alarm phone NO. and 3 groups SMS Phone NO. Message pushing in time.
  • Factory reset easily on app. 
  • Add sensors&remote controls, set alarm phone NO. and SMS message NO. on “Tuya” APP, Operate easily!                               
• linkage the smart switch, wifi camera and Other smart Home devices.
• Input Voltage: DC9V~12V
• Wireless Frequency: 433MHz
• GSM frequesncy: 850/900/1800/1900MHz
  •Backup Rechargeable Battery: lithium DC7.2V
  • Alarm Loudness: 85db (Internal siren)
• Lower battery remind function
• Door sensor two-way communication(Optional)