Activate a smart fan or air purifier when CO2 levels improves
Other popular Green Light Signal workflows and automations
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Run a Shortcut When Your CO2 Levels Drop to Safe Levels
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Turn on a Smart Light to Indicate Safe Air Quality
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Announce CO2 Levels with a Recorded Audio Message
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Post an CO2 Update on Slack for Your Team
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Receive an SMS About the Air Quality
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Activate a Virtual Button When CO2 Levels Are Low
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Ring the Doorbell When CO2 Levels Are Too High
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Send an Email Alert About the Air Quality
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Create your own Green Light Signal and Langolink Lock (China) workflow
Create custom workflows effortlessly by selecting triggers, queries, and actions. With IFTTT, it's simple: “If this” trigger happens, “then that” action follows. Streamline tasks and save time with automated workflows that work for you.
4 triggers, queries, and actions
If CO2 Level Is Low
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when CO2 Emissions level is low
Lock state changed
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when the lock state was changed. For example, when the door lock is opened, it triggers sending an email to you, or it triggers turning on the light in your hallway.
Device current properties
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns the device current properties.
Notify the App
Action
An action is the task your Applet carries out after the trigger occurs. It defines what happens as the result of your automation and completes the workflow.
This action will send a notification to the mobile app.
Device current properties
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns the device current properties.
If CO2 Level Is Low
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when CO2 Emissions level is low
Lock state changed
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when the lock state was changed. For example, when the door lock is opened, it triggers sending an email to you, or it triggers turning on the light in your hallway.
Notify the App
Action
An action is the task your Applet carries out after the trigger occurs. It defines what happens as the result of your automation and completes the workflow.
This action will send a notification to the mobile app.
Build an automation in seconds!
If
Select a trigger the automation will use
Then
Select an action the automation will perform
You can add delays, queries, and more actions in the next step!
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How to connect to a Green Light Signal automation
Find an automation using Green Light Signal
Find an automation to connect to, or create your own!Connect IFTTT to your Green Light Signal account
Securely connect the Applet services to your respective accounts.Finalize and customize your Applet
Review trigger and action settings, and click connect. Simple as that!Upgrade your automations with
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Connect to more Applets
Connect up to 20 automations with Pro, and unlimited automations with Pro+ -
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More on Green Light Signal and Langolink Lock (China)
About Green Light Signal
Powered by data from National Grid you can now make products and services that harmonises with the CO2 emissions coming from the electricity generation in Great Britain. When the emissions are low in your particular region this service will simply give you the Green Light.
Powered by data from National Grid you can now make products and services that harmonises with the CO2 emissions coming from the electricity generation in Great Britain. When the emissions are low in your particular region this service will simply give you the Green Light.
About Langolink Lock (China)
Langolink Lock (China), as the Chinese mainland version of the fully automatic smart lock built on Langolink Internet of Things technology, offers an extremely rich range of unlocking methods. It covers face recognition, fingerprint recognition, password input, NFC card sensing, and remote unlocking, greatly meeting the diverse and convenient door-opening needs of users. Moreover, this smart lock is equipped with a real-time video call function, providing a solid guarantee for users' home security and convenient communication.
Langolink Lock (China), as the Chinese mainland version of the fully automatic smart lock built on Langolink Internet of Things technology, offers an extremely rich range of unlocking methods. It covers face recognition, fingerprint recognition, password input, NFC card sensing, and remote unlocking, greatly meeting the diverse and convenient door-opening needs of users. Moreover, this smart lock is equipped with a real-time video call function, providing a solid guarantee for users' home security and convenient communication.