Carener2 is a free security alarm system that offers advanced 3G/GSM WiFi GPRS SMS security features to keep your home safe. The app provides a professional security system that allows you to choose an alarm with Contact ID/SIA protocol for center monitor station. You can control the alarm system via WiFi/GPRS network with the Android and iOS app.

One of the standout features of Carener2 is that the host can support four app users, and the administrator can give authorization to three family members. The alarm system has 100 wireless defense zones and eight wired zones, and you can edit each zone name. Additionally, you can learn 100pcs smart socket/relay output to control home appliances, and you can set eight scenes and 20 IFTTT for home automation.

Overall, Carener2 is a reliable and easy-to-use security alarm system that provides comprehensive protection for your home. The app is free to use, and you can control it from anywhere with an internet connection.