Security Systems & Smart Hubs

Overview: This item is a door and window alarm sensor. The door alarm sensor needs to work with certain 433Mhz alarm host and it can detect the opening status and immediately sends alarm notification message to the APP.? Features: *Ultralow power magnetic dedicated microprocessor. *Supports wireless frequency of 433MHz. *100m wireless transmit distance. *Less than 10microamps quiescent current. Specifications: Battery: 1*CR2036 3V (included)? Wireless frequency: 433MHz Quiescent current: less than 10microamps Emission current: less than 25mA Oscillation resistance: 220K?? Operating environment: 10 celsius 50 celsius (14 Fahrenheit 122 Fahrenheit ) Size: Main body (D*W*H): 65*25*13mm

Digital wireless thermohygrometer with 3 remote sensor of 98ft/ 30m effective sensing range, very accurate and can be widely used indoor or outdoor. Features multiple data display, backlight and alarm function, calibration function, and so on. A perfect choice of temperature and humidity monitoring for baby room, bedroom, study room, office, greenhouse, wine cellar, warehouse, etc. Features: Wide ApplicationSuitable for indoor and outdoor, for bedroom, baby room, office, greenhouse, wine cellar, warehouse, etc. Totally wireless, tabletop and wall-mounted design. 3 Remote SensorsRemote sensor for indoor and outdoor use, not waterproof, 98ft/ 30m effective distance, long range measuring. One

Overview: This alarm system contains a WIFI+GSM alarm panel, a PIR sensor, a door sensor, a wired siren, two RFID cards and two remote controllers. It supports for Amazon Alexa/Google Home Voice Control and phone APP remote control. You can arm/disarm this alarm system via host, phone or remote controller. Advanced home automation functions for perfect smart home life. When the thief came in, the alarm will send out 110Db warnings to scare away the thief, or it will make auto-dial or send a message to remind you, so that it can help you reduce property loss and guarantee your home security. Features: *2.4" TFT LCD screen display and voice prompt for all operations. Support external wired