mydlink Smart Door/Window Sensor DCH-B112
 
Overview
The mydlink Smart Door/Window Sensor is a discreet contact sensor that 
detects when a door or window is opened or closed, giving you a trigger for 
automating your smart home. Works with the Google Assistant, Alexa and 
IFTTT.
  - Open/close detection for your doors and windows 
  
- Tamper detection for greater peace of mind 
  
- Get open/close alerts on your phone 
  
- Easy mounting on any flat surface on your door or window 
  
- Battery-powered for unrestricted placement no power outlet needed 
  
  
- Requires a mydlink Smart Home Hub or Amazon Echo Plus1 
  
- Triggers amazing automations with other mydlink cameras and smart 
  plugs 
  
- Plays nice with the Google Assistant, Alexa, and IFTTT 
  
- Sensor Bypass Button allows you to open doors and windows without 
  triggering an alert 
  
- Intuitive setup using the free mydlink app 
  
- Connects using Zigbee technology
Be at Home, Even When Youre Out
No more wondering if you left your door or windows open.
The mydlink Smart Door/Window Sensor lets you check on them from anywhere 
with your phone. It also sends an alert to you whenever a door or window is 
opened or when someone tampers with the sensor.
Perfect for knowing straightaway when any of your homes entry points has been 
compromised.

How it Works
  - Mount the mydlink Smart Door/Window Sensor components on any flat surface 
  where the window or door separates. 
  
- The sensors will detect when they are separated. 
  
- An alert will be sent to your mobile device. OR 
  
- The sensor triggers automations on other mydlink smart plugs and cameras 
  in your home.

One-Push Sensor Bypass
Built-in sensor bypass button lets you open your doors and windows without 
activating the alert. Now you can clean your windows or open your medicine 
cabinet without triggering a bunch of notifications on your phone.

Built-in Tamper Detection
  - Know immediately when someone tries to pry your mydlink Smart Door/Window 
  Sensor away from your door or window.
Supports the Google Assistant, Alexa, and 
IFTTT
  - Easily integrates with Amazon Echos Alexa or the Google Assistant for 
  convenient hands-free voice control. 
  
- Take it to the next level with IFTTT recipes to automate with other Smart 
  Home compatible devices. Save time, and enjoy a safer, more comfortable 
  home.
Everything Works Together with mydlink
  - With mydlink, a super-responsive Smart Home is now within reach. Feel the 
  difference when you let mydlink connect and unify your Smart Home 
  devices.
Trigger Camera Recording for Break-Ins
Use the mydlink Smart Door/Window Sensor to trigger recording on your mydlink 
Full HD Wi-Fi Camera with Built-in Smart Home Hub whenever a window or door 
opens while youre away from home.

Turn the Lights on to Deter Burglars
  - Or pair the Smart Door/Window Sensor with the mydlink Smart Plug to turn 
  your lights on automatically when theres a break-in.

Your Home, Only Smarter
  - You deserve a Smart Home that makes every day feel special. It's easy with 
  the new mydlink app. 
Get More Control With mydlink
  - The new mydlink app is Smarter, Simpler, and More Compatible. 
  
- Manage your IP cameras, Smart Plugs, and Sensors, all in one place, right 
  from your Smartphone or Tablet.
Specifications
  
  
    | Product 
      Description | Smart Door/Window 
      Sensor | 
  
    | Device 
      Interfaces | Zigbee wireless, Bypass 
      button, Reset button, Tamper key | 
  
    | Standard | Zigbee 3.0, AES 128-bit 
      encryption | 
  
    | Wireless Frequency 
      Range | Zigbee frequency: 2.4 
      GHz, Zigbee range: 40 m (line of sight), Proximity to secondary module 
      detetion range: 20 mm | 
  
    | Antennas | NA | 
  
    | Device 
      Management | mydlink 
      app | 
  
    | Power | CR2 800 mAh lithium 
      battery x 1, Battery Life: 3 years (15 triggers per day), DC 3 
      V | 
  
    | Dimensions | Main Sensor Unit: 67 x 
      20 x 20 mm (2.64 x 0.79 x 0.79 in), Magnetic Trigger: 46 x 12 x 20 mm 
      (1.82 x 0.49 x 0.79 in) | 
  
    | Weight | Main Sensor Unit (not 
      including battery): 14 g (0.49 oz), Magnetic Trigger: 8.5 g (0.30 
      oz) | 
  
    | Certifications | FCC, IC, CE, NCC, RCM, 
      RoHS, Zigbee 3.0 |