GSM Home Security Alarm System with Wireless Motion Sensor Detector — TUYA APP Compatible, High Sound

Instant notifications: The system sends APP push and SMS notification when external power fails or when the built-in battery reaches low power. An APP push is also issued when external power is restored, and a tamper alarm triggers an SMS notification. Preset contacts: Supports 5 groups preset alarm phone numbers; SMS on/off and dial on/off can be set respectively. Scheduled arming/disarming: You can program timed arm and disarm to automate daily protection. Adjustable delays: Users may configure both arm delay and alarm delay to suit their needs. Camera support: Works with cameras so that on accidental invasion you can immediately view the scene remotely, speak through the camera and scare away intruders.