Korner Home Security & App, 3 Door and Window Wireless Sensors, indoor Alarm Siren Easy setup in minutes. Just plug in Stick and stick Tags to doors & windows (no 2nd piece to align). Portable home security, no wires or drilling Arm/disarm remotely with FREE app and get alerts. Automate arm and disarm. Arm zones. Send any questions to info@kornersafe.com Forward alerts to friends, family and neighbors, or call the police, all with the press of a button in the App. Track kids and toddlers around home 1 wireless Stick, 3 door and window sensor alarm Tags and 1 year free service ($39/year after first year) Intrusion will cause Stick to sound a loud siren alarm in the home and a notification to the App and email