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UbiBot GS1-A4G Industrial-Grade WIFI SIM Temperature Humidity Data Logger IoT System + 5V/2A Power Adapter
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UbiBot GS1-A4G Industrial-Grade WIFI SIM Temperature Humidity Data Logger IoT System + 5V/2A Power Adapter

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Brand: UbiBot
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Wireless Smart Multi-Sensor IoT Device
with LCD Display
2.4GHz WIFI and SIM Version
~ Temperature & Humidity ~
(Model No.: GS1-A4G + 5V/2A Power Adapter)


UbiBot® industrial-grade GS1-A4G is a cloud-based environmental monitoring data logger. It supports WiFi and mobile GPRS/3G/4G 2 types of connection. A mobile GPRS/3G/4G network provides internet connection when WiFi is not available. With its embedded temperature and humidity sensors, it detects environmental data all day round and automatically syncs all data to the UbiBot® IoT cloud platform, allowing you to access data and monitor the environment remotely from anywhere in the world via the free UbiBot APP or Web Console and to receive real-time alerts.

GS1-A4G is IP65 dustproof and water-resistant for outdoor use.

The clear 4” LCD screen allows you to instantly view the latest data.


  • Built-in temperature and humidity sensors
  • 2.4 GHz WiFi and mobile GPRS/3G/4G 2 types of connection, no need of hubs or gateways; a free UbiBot Global SIM Card is included
  • Industrial-grade shell, strong and durable; IP65 water-resistant for outdoor use
  • 4” high-quality LCD screen displaying current environmental conditions
  • Free App & Web Console to access and monitor real-time data remotely, no subscription fee
  • Unlimited UbiBot cloud storage for historical data; free historical data export
  • Multiple ways of real-time alerts: App notifications, emails, phone calls, SMS, HTTP
  • Working with IFTTT, Google Sheet, Alexa
  • Easy setup with free UbiBot App or PC tools
  • Memory with a capacity of 300,000 records stores all data even if the network is temporarily disconnected, which ensures there are no gaps in the data history
  • Three types of power supply: internal lithium battery, Type-C 5V (USB cable provided), and DC 5~12V
  • Compliance with CE, EN 12830, FCC, FDA CFR21, IC, RCM, RoHS, TELEC


  • For WiFi connection, GS1-A4G can only work with a 2.4 GHz WiFi network. 5 GHz WiFi is not supported. 
  • GS1-A4G is IP 65 waterproof, but not resistant to high humidity over 90%.


  • Online real-time detecting temperature, humidity and light level
  • Agriculture
  • Greenhouse
  • Museum
  • Wine Cellar
  • Pharmacy
  • Horticulure
  • Animal Breeding Warehouse


  • Temperature
    • Range: -20℃ to 60℃( -4℉ to 140℉)
    • Typical Accuracy: ±0.3℃
  • Humidity
    • Range: 10% to 90%, No condensation
    • Typical Accuracy: ±3%RH
  • Operation System: iOS 11+, Android 8.1+, or Windows 7+, or masOS v10.8+
  • Memory: 300,000 sensor records
  • WiFi Information: supports 20MHz or "Auto" setting supports OPEN, WEP, or WPA/WPA2 types, WPA2-Enterprise (802.1x / RADIUS authentication) network is not supported, requires 2.4GHz (802.11 b/g/n), channels 1-13 (5GHz WiFi NOT supported)
  • Mobile Networks: Supports 3G/4G (micro SIM). SIM card is not provided.
    • LTE FDD: B1/B3/B5/B8
    • LTD TDD: B34/B38/B39/B40/B41
    • WCDMA: B1/B5/B8
    • GSM: 900/1800 MHz
  • Screen Size: 4’’
  • Colour: White
  • Material: Flame resistant ABS+PC
  • Swtich Type: button
  • Power Source: Internal Lithium batteries, Type C 5V, DC 5~12V/2A
  • Battery Capacity: 2900 mAh
  • Dimensions: 11.5 x 9 x 5.5 cm
  • Weight: 436g ± 3g

Package List

  • 1 x GS1-A4G device
  • 1 x manual book
  • 1 x Type-C USB cable (1m)
  • 1 x Singapore Safety Mark 5/2A Power Adapter