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Charcoal smart thermostat with 2.4 inch display

Google

Google Nest Thermostat Charcoal 2.4" display

SKU CH-MEG3-XTA5R

Adjusts temperature to save energy with a 2.4" display and dual-band Wi-Fi

  • Connection protocolWiFi
  • Energy-saving temperature control reduces heating and cooling costs
  • 4" IPS LCD display shows clear temperature readings
  • Dual-band Wi-Fi and BLE connectivity enables reliable smart home links
  • Works with most HVAC systems for broad installation compatibility
  • Integrates with Google Home and Amazon Alexa for voice control

Smart thermostat with 2.4 display

The Google Nest Thermostat in Charcoal is a smart climate controller designed for homeowners who want automated energy savings. It connects to existing HVAC equipment and learns temperature preferences over time. The device replaces a traditional wall thermostat and integrates with voice assistants for hands-free adjustment.

Sustained temperature management

Rather than reacting to momentary spikes, the thermostat builds a schedule based on daily routines and adjusts heating or cooling gradually. Its algorithms aim to reduce runtime while keeping rooms comfortable across long periods. The system monitors patterns continuously instead of relying on single-point readings.

Wall mounting and connectivity

The unit mounts directly on the wall where the old thermostat sat and uses the existing low-voltage wiring for power. Dual-band Wi-Fi and Bluetooth Low Energy keep the connection stable for app control and voice commands through Google Home or Amazon Alexa. The 2.4 inch IPS LCD remains legible from across the room.

How it compares

Measured against everything we stock in Wi-Fi Thermostats, at today’s prices. Recalculated every night.

Price $73.99
Typical for this category: the median of 78 items is $74.99.

Specifications

Connectivity
Connection protocolWiFi

Questions about this item

Will the 2.4" display stay readable and the thermostat run quietly when the heating cycles on and off all day?

The 2.4" IPS LCD is designed for clear viewing, and the unit has no moving parts, so it operates silently while maintaining temperature schedules.

Do I need a Google Home or Amazon Alexa device already set up to use the thermostat's smart features?

The thermostat connects via dual-band Wi-Fi and BLE, and its smart controls work through the Google Home or Amazon Alexa apps on your phone; a separate speaker or hub is not required.

Can I keep my existing HVAC wiring and still use the Nest Thermostat's energy-saving schedules?

The thermostat is compatible with most HVAC systems and connects over Wi-Fi, letting you run energy-saving schedules with your current wiring.

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