DAYTECH WiFi Door Alarm System Wireless DIY Smart Home Security System with Phone APP Alert 8 Pieces-Kit (1 Alarm Base Station 5 Door Window Sensors 2 Key Fobs) for House, Apartment 2.4GHz Wi-Fi Only

WIRELESS SECURITY SYSTEM: A smart way to protect your house with DAYTECH smart home security system. No contracts and No subscription fee
SMART ALARM SYSTEM FOR HOME: DAYTECH alarm security system is an affordable solution for your apartment security. You have full control over the door alarms for home security through your smartphone and get instant notifications of alarms alert in your house or apartment
CUSTOMIZATION: You can add extra door and window sensors and key fobs to different rooms in your home security systems. It supports expansion of up to 200 sensors or key fobs, which can be added to the WiFi alarm station 200 sensors or key fobs or sirens, which can be added to the WiFi alarm station