Nest Low Battery How Long to Charge? (Nest Thermostat Battery Life)

Published on: October 4, 2022
Written by Jonas Frank / Fact-checked by Nova Scarlett

Nest’s low battery indicator is a great feature that lets you know when your Nest Cam’s batteries are running low. However, if you’re not familiar with how long it takes to charge the batteries, you may be wondering how long you should charge them. The good news is that it doesn’t take very long to charge the batteries!

In most cases, you can expect the batteries to be fully charged within two hours.

nest low battery how long to charge

If you’ve ever had a low battery on your Nest device, you know it can be frustrating. Here’s a quick guide on how long it takes to charge a Nest device with a low battery. It typically takes about two hours to charge a Nest device with a low battery.

However, if the battery is completely depleted, it may take up to four hours to fully charge the device. If you’re in a hurry, you can try charging the device for 30 minutes to get some juice, but this isn’t always reliable. If you find yourself frequently running into low battery issues, there are a few things you can do to improve the situation.

  • First: Make sure that your devices are updated to the latest firmware version. This can help improve battery life and performance overall.
  • Next: Take a look at how often you’re using your devices and see if there are any patterns that coincide with low battery alerts. If you notice that certain activities or settings use up more power than others, try avoiding those when possible or making changes so that they don’t have such a big impact on your battery life.
  • Finally: Consider getting an external charger for your devices so that you can keep them topped off even when you’re not near an outlet. This way, you’ll never have to worry about running out of power again!

Nest Your Thermostat Needs to Shut Down in Order to Recharge Its Battery

If your Nest thermostat is showing a low battery warning, it means that the device needs to be shut down in order to recharge its battery. This can be done by disconnecting the power source (either by removing the batteries or unplugging the device) for about an hour. Once the Nest has been turned off, you can then reconnect the power and resume using it as normal.

It’s important to note that if your Nest thermostat is hardwired, then you won’t be able to remove the batteries – in this case, you’ll just need to unplug the device from the wall outlet. If you have any questions about how to properly shut down your Nest thermostat, you can always contact customer support for assistance.

How Do You Know When Nest is Fully Charged?

If you’ve ever wondered how to tell when your Nest is fully charged, here’s a quick and easy guide. There are two ways to check: on the device itself, or in the Nest app.

  • 1. On the device: The LED ring on your Nest will light up when it’s charging. When it’s done charging, the ring will be solid white.
  • 2. In the Nest app: Open the app and go to Settings > Devices. Select your Nest from the list of devices. The battery level will be displayed next to the word “Battery.” 100% means it’s fully charged.

How to Tell If Nest is Charging?

If you’re wondering how to tell if your Nest is charging, there are a few things you can look for. First, check the LED light on the front of the device. If it’s solid white, that means it’s fully charged.

If it’s blinking green, that means it’s currently charging. You can also check the Nest app to see what the current battery level is.

Nest Thermostat Battery Charge

If you have a Nest Thermostat, you may be wondering how often you need to charge the battery. The answer depends on a few factors, including how often you use your thermostat and what temperature you keep your home at. Nest recommends charging the battery every three days if you keep your home at 68 degrees Fahrenheit (20 degrees Celsius).

If you have an Eco Temperature set point, the Nest Thermostat will enter Power Save mode when it’s not being used and the battery may last longer. You can check the battery level in the Nest app. Go to Settings > Devices > Thermostats and select your thermostat.

The Battery Level is displayed on the right side of the screen. You can also see how much time is left before the battery needs to be charged again. If your battery level gets low, don’t worry – Nest will send you an alert so you can charge it up before it runs out of power.

nest thermostat battery charge

Charging Nest Thermostat Blinking Green Light

If you see a blinking green light on your Nest Thermostat, it means that your thermostat is charging. This is perfectly normal and nothing to be concerned about. Your Nest Thermostat has a built-in battery that it uses to keep itself powered on and connected to the internet.

The battery will slowly drain over time, so it’s important to keep it charged. The best way to do this is to leave your thermostat plugged in at all times. It will automatically begin charging itself when the battery gets low.

If you unplug your thermostat for any reason, the battery may become completely depleted. In this case, you’ll need to plug it back in and wait for the blinking green light to appear before using it again.

Do I Need to Charge My Nest Thermostat Before Installing?

If you’re planning on installing a Nest thermostat, you might be wondering if you need to charge it before doing so. The answer is no – Nest thermostats come with a pre-installed battery that will last for around two years. However, it’s always a good idea to check the battery level before installation, just in case it needs to be replaced.

Nest Thermostat Battery Life

If you have a Nest Thermostat, you may be wondering how long the battery life is. The debate of whether cold temperatures affect battery life has been around for years. After all, if the battery dies, your thermostat won’t work. The good news is that Nest Thermostats have great battery life.

In fact, the company claims that the batteries will last for up to two years. Of course, this depends on how often you use your thermostat and what features you have enabled. For example, if you use the Nest Thermostat’s “home/away assist” feature, which turns the thermostat off when you leave and back on when you return, your battery life will be shorter than if you don’t use this feature.

Bottom line: as long as you keep an eye on your Nest Thermostat’s battery level (you can do this in the app), it should last for many years without issue.

Nest Thermostat Charging Light

If you see a Nest Thermostat charging light, it means your thermostat is connected to power and is ready to use. The charging light will turn off when your thermostat is fully charged.

nest thermostat charging light

Quick Facts

What Do You Do When Nest Says Low Battery?

If your Nest Thermostat is showing a low battery message, there are a few things you can do to try and fix the issue. First, check the wiring of your thermostat to make sure that everything is secure and correctly connected. If that doesn’t work, try resetting your Nest by turning it off and then back on again.

If neither of those solutions works, you may need to replace the battery in your Nest.

Can I Replace the Battery in My Salus Thermostat Similar to the Nest Thermostat?

Yes, you can replace the battery in your Salus thermostat similar to the Nest thermostat. Refer to the manufacturer’s instructions for changing thermostat battery. It’s a relatively simple process and will ensure that your thermostat continues to function properly.

How Do I Know If Nest Thermostat is Charging?

If your Nest thermostat is running low on battery, you’ll see a red leaf appear on the display. To check the battery level, just hold down the button on the front of the device for about two seconds. The percentage of charge will then be displayed.

You can also check the battery level in the Nest app. Just open up the app and select your Nest thermostat from the list of devices. Then tap on “Settings” and scroll down to “Battery.”

Here you’ll see both the current battery level as well as an estimate of how long it will last before needing to be recharged. If your Nest thermostat does need to be recharged, just connect it to a power outlet using the included micro-USB cable. It takes about two hours to fully recharge the battery.

How Can I Prevent the Thermostat Battery from Going Dead?

To prevent the consequences of dead thermostat batteries, there are a few simple steps you can take. First, make sure to replace the batteries regularly, at least once a year. Additionally, keep an eye on the battery indicator on your thermostat and have spare batteries on hand in case they need to be replaced.

How Long Does Nest Thermostat Battery Last Without Power?

As you probably know, the Nest thermostat has a built-in battery that keeps it running even when there’s a power outage. But how long does that battery last? According to Nest, the battery will last for about 12 hours on a full charge.

However, keep in mind that the thermostat will use more power if it’s actively trying to maintain a comfortable temperature (for example, if it’s turned up high during a heat wave). So, if you’re planning on being without power for an extended period of time, it’s best to turn your Nest down or even off completely to conserve battery life. Of course, the length of time your Nest’s battery lasts will also depend on how old the thermostat is and what kind of condition its batteries are in.

If you have an older model or if you don’t regularly check and clean the batteries, they may not hold a charge as well as they should. In general, though, you can expect your Nest’s batteries to last for at least 12 hours without power.

How Do I Charge My Nest Thermostat Battery?

If your Nest thermostat is running low on battery, there are a few things you can do to charge it back up. First, make sure that the thermostat is connected to WiFi. Once it’s connected, the Nest app will show you the current battery level.

If the battery level is low, the app will give you two options for charging it:

Option 1Plug the Nest thermostat into a USB port using the included power adapter and cable. It takes about 2 hours to fully charge the battery this way.
Option 2Remove the Nest thermostat from its base and hold down the button on the back of the device for about 10 seconds. This will start “Quick View” mode and display information like current time and temperature, as well as your Nest’s battery level. From here, you can also put your Nest into “Power Save” mode which conserves battery life by reducing certain features (like turning off Farsight when no one is home).


If your Nest battery is low, it’s important to charge it as soon as possible. Depending on the model of Nest you have, it can take anywhere from four to 24 hours to fully charge the battery. If you have a Nest Cam IQ or a second-generation Nest Learning Thermostat, your best bet is to plug it in and let it charge for at least eight hours.

For all other models of Nest, including the third-generation Nest Learning Thermostat, you should aim to charge for at least 12 hours.

Rate this post

Leave a Comment