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  • Introduction
  • Getting Started
    • Supported Hardware
    • Quickstart
      • Next Steps After Quickstart
      • Quickstart Device: Code Overview
      • Troubleshooting
    • Device Activation Methods
      • Manual Device Activation
      • WiFi provisioning
      • Static Token
    • Template Quick Setup
      • Set Up Datastreams
      • Set Up Web Dashboard
      • Set Up Mobile App Dashboard
      • Prepare Your Code
      • Test your Template
    • Send Data From Hardware To Blynk
    • Control Devices (GPIOs and beyond)
    • Events
    • Notifications (Alerts)
    • Sign Up / Sign In
  • General Concepts
    • Developer Mode
    • Device
    • Device Template
    • Connection Lifecycle
      • Disconnections And Heartbeat
    • Users
      • Multi-tenancy
    • Organizations
    • Automations
      • Forward Device Data
  • Message Usage
  • Integration Guides
    • Node-RED
    • The Things Stack
      • Getting Started
      • Device Grouping
      • Automated Device Onboarding
      • System DataStreams
    • Blues
    • NCD Industrial Vibration Sensor
    • Particle - monitor with Blynk
    • Particle - control with Blynk
    • AWS IoT Core
  • OpenWeather
  • Blynk.Console
    • Overview
    • Dashboards
    • Devices
      • Device profile
        • Dashboard
        • Device Info & Metadata
        • Notifications & Events
        • Developer tools
          • General
          • Datastreams
          • Testing
          • Actions Log
      • Actions with devices
      • Segments
      • Filters
      • Notifications Settings
      • Device Sharing
    • Locations
      • Location Profile
      • Assigning Devices to the Locations
    • Organizations
      • Create a Sub-Organization
      • Working with Sub-Organizations
    • Users
      • User Profile
    • Device Templates
      • Working With Templates
      • Info
        • Offline Ignore Period
        • Manufacturer
        • Template ID
        • Categories
        • Hotspot Prefix
      • Datastreams
        • Datastream Settings
          • Name
          • Alias
          • Virtual Pin
          • Color
          • Data Type
          • Min Value
          • Max Value
          • Default Value
          • Save RAW Data
          • Invalidate Value
          • Wait for confirmation from device
          • Sync with latest server value every time device connects to the cloud
          • Expose to Voice Assistants
        • Virtual Pin
        • Location
        • Enumerable
      • Web Dashboard
        • Multiple Dashboard Tabs
      • Metadata
        • Metadata Tutorial
      • Connection Lifecycle
      • Events
        • Custom Events
          • Event Settings
          • How to Send/Log Events
          • Content Events
        • Notifications Settings
          • Custom Sounds and Critical Notifications
      • User Guides
      • Assets
    • Widgets (Console)
      • Switch
      • Slider
      • Number Input
      • Image Button
      • Web Page Image Button
      • LED
      • Label
      • Gauge
      • Chart
      • Map
      • Image Gallery
      • Custom Chart
      • Heatmap Chart
      • Video
      • Terminal
      • Segmented Switch
      • Alarm & Sound Widget
      • Modules
    • Blynk.Air
      • Shipment Details
      • Shipment Management
        • New Shipping
      • Device shipment statuses
      • User-Controlled Shipments
    • Settings
      • Organization Settings
        • General
        • Users
        • Locations (Job Site or Facilities)
        • Tags
      • Roles and Permissions
      • Developers
        • OAuth2
        • Webhooks
        • Create New Webhook
      • Integrations
    • User Profile Menu
    • Limits
  • Blynk.Apps
    • Overview
    • Mobile Dashboard Editor
    • Device Header Constructor
      • Header Design
      • Header Mini Widgets
        • Connection Status Widget
        • Last Reported Widget
        • Tabs Widget
        • Datastream Value Widget
        • Image Widget
        • Battery Level Widget
        • Signal Level Widget
        • Tags Widget
      • Header Buttons
    • Pages
    • Widgets (app)
      • Common Widget Settings
      • List of Datastreams types supported by Widgets
    • Widgets Controllers
      • Button
      • Styled Button
      • Icon Button
      • Image Button
      • Slider
      • Vertical Slider
      • Step Slider
      • Vertical Step Slider
      • Joystick
      • zeRGBa
      • RGB Light Control
      • Step H
      • Step V
      • Slope Control
      • Switch
      • Level Slider
      • Level Slider with Switch
    • Widgets Displays
      • Value Display
      • Labeled Value
      • LED
      • Gauge
      • Radial Gauge
      • Enhanced Gauge
      • LCD
      • Simple Chart
      • SuperChart
      • Terminal
      • Video Stream
      • Level H
      • Level V
      • Image Gallery
      • Gradient Ramp
      • Icon
      • Image Animation
      • Lottie Animation
    • Widgets Interface
      • Tabs
      • Menu
      • Map
      • Text Input
      • Numeric Input
      • Time input
      • Segmented Switch
      • Icon Segmented Switch
      • Text
      • Formatted Text
      • Dynamic Spacer
    • Widgets Other
      • Music Player
      • WebPage Button
      • WebPage Image Button
      • Alias Name
    • Main Menu
      • My Profile
      • Organization
      • Settings
      • Help
      • About
      • Log Out
    • Devices
      • Add New Device
    • Automations
    • Notifications & Events
  • Blynk.Edgent
    • Blynk.Edgent overview
    • Blynk.Inject and Blynk.Air
    • OTA: Firmware Over-The-Air updates
  • Blynk.NCP
    • Blynk.NCP overview
    • Supported Connectivity Modules
    • OTA: Firmware Over-The-Air updates
  • Blynk Library - firmware API
    • Installation
      • Install Blynk Library in Arduino IDE
      • Install Blynk Library for Platformio.org
      • Install ESP8266 core for Arduino IDE
    • Configuration
    • Connection Management
    • Device Online/Offline Status
    • Digital/Analog Pins
    • Virtual Pins
    • Widget Properties
    • State Syncing
    • Timers
    • Time (RTC clock)
    • Timezone / Location
    • Log Event
    • Metadata
    • Debug
    • Reboot
    • Over-The-Air Firmware Updates (OTA)
    • Other
    • Limitations and Recommendations
    • Blynk Protocol
  • BLYNK.CLOUD MQTT API
    • Device MQTT API
      • Authentication
      • Topic Structure
      • Datastreams
      • Widget Properties
      • Events
      • Metadata
      • Timezone/Location
      • OTA
      • Miscelaneous
  • BLYNK.CLOUD HTTPS API
    • Device HTTPS API
      • Get Datastream Value
      • Get Multiple Datastream Values
      • Get Historical Data From Device
      • Update Datastream Value
      • Update Multiple Datastreams Simultaneously
      • Upload a Set of Timestamped Data
      • Update Widget/Datastream Property
      • Send/Log An Event
      • Get Device Metadata Value
      • Update Device Metadata Value
      • Is Device Connected
      • Upload a File
      • HTTPS API Troubleshooting
    • Platform API
      • Authentication
      • Ogranization API
        • Get Own Organization Info
        • Get Organization Info
        • Search Organizations
        • Create Organization
        • Get Static Tokens
        • Get Organization Tags
        • Get Organization Automations
      • Devices API
        • Get All Devices
        • Search Devices
        • Get Devices by Owner Email
        • Get Devices in user organization
        • Get Recently Activated Devices
        • Get Device Info
        • Get Connection Status
        • Create Device
        • Edit Device
        • Get Datastream Values
        • Update Datastream Value
        • Update Multiple Datastreams Values
        • Import Datastream Values
        • Update Datastream Property
        • Get Datastream Historical Data
        • Get Device Metadata
        • Update Device Metadata
        • Get Device Tags
        • Get Device Timeline Log
        • Log a Device Event
        • Get Actions Log
        • Erase All Data
        • Remove Device Owner
        • Transfer Device
        • Delete Device
      • Users API
        • Get All Users
        • Search Users
        • Create New User
        • Invite User
        • Get User Info
        • Update User Role
      • Templates API
        • Get All Templates
        • Get Template Info
        • Get Template Metadata
        • Get Template Datastreams
        • Get Template Events
    • Security
  • Downloads
    • Blynk Mobile Apps
    • Blynk Library
  • Troubleshooting
    • General Issues
    • Developer Mode
    • Changes from Blynk 0.1
      • Migrating to the new Blynk - Full Guide
    • Glossary
    • Links
  • Commercial Use
    • Deploying Products With Dynamic AuthTokens
    • Deploying Products With Static Tokens
    • Working With Clients
    • Supported topologies
    • Business Plan (White Label Solution)
      • App Publishing Process And Timeline
      • What's Needed To Publish Your Apps And Go Live
      • Branding Materials
      • Custom Email Address For Transactional Emails
      • Application Settings
        • General
        • Design
        • Mobile Apps
        • Sign Up
  • Add-Ons
    • Add-on list
    • Amazon Alexa
    • Google Assistant
    • Localization
    • Database Access
    • Marketing
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