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Pulse One (2018 / Square) User Guide
Pulse One (2018 / Square) User Guide
Peter Koverda avatar
Written by Peter Koverda
Updated over a week ago

This model is no longer in production. Looking for the current Pulse One?

Parts of the Pulse One


  • The front of the Pulse One has a light sensor.

  • In older versions of the Pulse One 2018, the light sensor is used for the setup process, however, the majority of Pulse One 2018 devices have Bluetooth capability.

  • The LED indicator helps with troubleshooting connectivity issues.


  • The button is used for setting up the device and for resetting the device.

  • The power plug uses a 5v micro USB plug that is provided with the device

  • The bottom of the device has the temperature and RH sensor vents.


  • There's a keyhole slot to hang the device on a nail or hook.

  • There are extra vents for the temperature and humidity sensor.

  • There's a removable battery cover and slots for 3x AA batteries.

Pulse One Features

  • Temperature sensor

  • Humidity sensor

  • VPD sensor

  • Dew point sensor

  • Atmospheric air pressure sensor

  • Light sensor

  • Battery powered option

  • Splash resistant design

  • Notifications and alerts

  • Tracks power outage, connectivity loss, and low battery

What's In The Box

  1. Pulse One

  2. Quick start guide

  3. Power adapter

  4. Power cable

Internet Requirements

  • 802.11n WiFi operating in the 2.4GHz band

  • WEP, WPA or WPA2 security

  • Channels 1-11

  • No captive hotspots or enterprise wifi authentication which requires to log into a browser window.

Setup Instructions

Read this article to get started with your Pulse One.


Temperature and Humidity

  • Max temperature: 130F (55C)

  • Min temperature: 20F (-7C)

  • Temperature sensor accuracy: ±1F (0.5C)

  • Max humidity: 90%

  • Min humidity: 10%

  • Humidity accuracy: ±3%


  • Battery Life: up to 6 months in ideal conditions

  • WiFi: 2.4 GHz, Channels 1-11

  • WiFi range: 1000ft in ideal conditions, structures and interference reduce this

  • Power: 110V-220V AC with 5V adapter or 2xAA

  • Various attachment points: hanging loop, hang on screw, wall mount, hang by cord

  • Warranty: 1 year, defects and workmanship

  • Waterproofing: splash resistant


  • Device Height: 3.0 inches (76 mm)

  • Device Width: 3.0 inches (76mm)

  • Device Depth: 1.25 inches (32 mm)

  • Device Weight: 2.4 ounces (68 grams)

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