About This 【REAL-TIME ALERTS AND NO MONTHLY FEES】When Emergency happens,You can know Status from Anywhere with the Dedicated Smart Life Tuya App (iOS/Android),While you can Receive a Calling or a Message From the 4G GSM Card.In Additional ,Compared to Traditional Monitored Security Systems,No Hidden Costs or Recurring Charges with Owning the System Outright. 【MULTIPLE ALARM MODES AND PEACE OF MIND】It Features Not Only Loud Sound Alarms with Siren But Also Supports 3 Adjustment Modes(Arm/Disarm/Stay at Home) by APP.When you are not at Home for Holiday,you won't worry about your home security any more and enjoy yourself. 【INTELLIGENT AND PRECISE CONTROL STSTEM】It can Accurately Detect Dangers Such As Intrusions to Issue Early Warnings,Safeguarding the Safety of You and Your Family.Also,You Can Realize Multiple combination for Host to Pair with Additional PGST Accessories to relise More Functions(Like Smoke Detection,Security Camera From our Store) 【 EASY DIY INSTALLATION AND USE】Requiring No Complex Installation Steps, It Can be Easily Installed In Key Areas of Your Home. It is Simple to Operate, Allowing Both the Elderly and Children to Quickly Get the Hang of it, Enabling You to Enjoy Security Protection Promptly. 【WHAT YOU WILL RECEIVED AND 1 YEAR WARRANTY】‎You will get 1 Set of PGST105 Home Security System.We offer 1 Year Warranty and If You Have Any Questions ,Pls Feel Free To Contact Us. Overview Brand : PGST Power Source : Battery Powered Compatible Devices : Smartphone Item dimensions L x W x H : 8 x 6 x 4 inches Connectivity Technology : Wireless