Doors contact sensor in comparison

Window Door Safeguard Monitor the opening and closing of windows, doors, cabinets, the fridge, or the mailbox in real time; perfect as a window alarm ; door alarm ; shed

ZIGBEE STANDARD COMPATIBLE DOOR SENSOR Works with compatible Zigbee hubs or Echo devices with Zigbee hub built-in. Such as Echo (4th Gen), Echo Plus (1st Gen and 2nd Gen), Echo Show 8 Gen3, Echo Show 10 (Gen2 and Gen3).Echo Studio, Eero 6, Eero Pro 6, Home Assistant, SmartThings 2015 2018, Aeotec, Hubitat, Homey Bridge, Homey Pro, Third reality Hub and Third Reality Smart Bridge.

Remote Security Control The door alarms for your home include 2 wireless remote controls with a 50-meter range, allowing you to turn the alarm on off or switch modes from a distance. In case of emergencies, such as an elderly person or child falling near your home or encountering danger, pressing the SOS button will trigger an immediate alarm for quick assistance.

Get real-time alerts when your outdoor gate opens, or set the sensor to automatically trigger the siren on your Ring Alarm when armed in Home or Away mode.

START YOUR SMART LIFESTYLE - Do you want the house lights auto turn on once you come in the front door? Just Integrate the sensor with your smart lights! Create smart scene on Smart Life APP, you light can be automatically light on when you open the door. Note Require your smart light can be added to Smart Life APP.

Window & Door Alarm Sensor for Home Security SwitchBot Contact Sensor can detect the opening closing of doors and windows, guarding security of the elderly, children, and pets. With the built-in light sensor, it will automatically trigger the Switchbot Bot to turn on the light when someone moves when the environment goes dark. The magnets need to be aligned with the bottom of the body, and the distance between the two components needs to be less than 1.2 inches (30mm).

Suitable for windows and doors

WIFI wireless connection By connecting WIFI and mobile phone connection, whether you are at home or away, Instant notification to your phone immediately when door or window is opened or closed.

Warranty 1 year warranty, 30 days money back, 7x24 hours email support.

Receive Real-time Alarms Remotely when the door window is opened or closed, the sensor will push instant notification to your smartphone immediately

How it works - Koostone Wireless Door Chime comes with 2 door window sensors and 1 receiver, and each sensor can set a separate sound with the receiver, that means you can know the front door or the back door or the mailbox opens without needing to go to see it. The sensors will detect the door window, and will be triggered to send out a signal when the door window opening. Receiver will receive the signal and alerts. It can be used as door chimes when door opens for business.

2-year Battery Life One battery provides 800 days of monitoring.