Wireless Home Security Alarm Burglar System+Amazon Alexa Tuya APP WiFi+GSM+GPRS

Technical Parameters

Input voltage: DC5V (micro USB standard interface for power supply)
Working current: <120mA
Standby current: <10uA
Signal output: <500m A
Wireless frequency: 433MHz
Wireless encoding: Ev1527
GSM System: 850/900/1800/1900MHz
WIFI system: IEEEE802.11b/g/n wireless standard
Backup battery: 3.7V 500mA lithium battery
Work temperature: 0~55°C
Relative humidity: <80%RH
Product size: 160x100x12.5mm (lenath × height × width)

Package Including:

1 X Main controller;
2 X motion sensor,
6 X door and window alarm,
1 X wired alarm,
1 X charging cable,
4 X key,
1 X doorbell,
1 X SOS helper