What Battery Does Aqara Doorbell Take Find Out Here

The Aqara Doorbell G2H Pro uses a rechargeable 5100mAh lithium-ion battery, ensuring long-lasting performance and easy recharging via USB-C. This high-capacity battery delivers up to 6 months of use on a single charge, depending on usage, making it a reliable choice for smart home security.

Key Takeaways

• Use CR2450 batteries: Aqara doorbells require this specific coin cell for optimal performance.
• Long-lasting power: One CR2450 battery can last up to 12 months with normal use.
• Check battery status: Monitor levels via the Aqara app to avoid unexpected shutdowns.
• Replace carefully: Follow the manual to avoid damaging the battery compartment during swaps.
• Buy genuine batteries: Counterfeit CR2450s may leak or damage your doorbell.
• Eco-friendly option: Rechargeable CR2450 batteries are available but check compatibility first.

Understanding the Power Needs of Your Aqara Doorbell

The Aqara Doorbell is a standout in the smart home ecosystem, offering sleek design, reliable performance, and seamless integration with platforms like Apple HomeKit, Google Home, and Amazon Alexa. Whether you’re upgrading your home security or diving into smart technology for the first time, the Aqara Doorbell brings convenience and peace of mind. One of the most common questions users have—especially when setting it up or replacing components—is: What battery does the Aqara Doorbell take?

This question isn’t just about battery type; it’s about ensuring uninterrupted operation, minimizing maintenance, and getting the most value from your investment. Unlike traditional wired doorbells, Aqara’s models are primarily battery-powered, which makes understanding their power requirements essential. From battery chemistry to capacity, lifespan, and replacement frequency, knowing the right battery can mean the difference between a doorbell that works flawlessly and one that constantly needs attention. In this guide, we’ll dive deep into the specific battery needs of Aqara doorbells, covering everything from model variations to real-world usage tips, so you can keep your smart doorbell running smoothly for years to come.

Which Aqara Doorbell Models Are Battery-Powered?

Before answering the question of what battery does the Aqara Doorbell take, it’s crucial to identify which models are battery-powered, as not all Aqara doorbells rely on the same power source. Aqara offers several doorbell variants, each with unique features and power requirements. Understanding the differences will help you select the correct battery and avoid compatibility issues.

Aqara Video Doorbell G2H (Battery-Powered Model)

The Aqara Video Doorbell G2H (Battery Version) is one of the most popular models in the lineup and is entirely battery-operated. It features 1080p HD video, two-way audio, night vision, and motion detection. This version is designed for easy installation without the need for wiring, making it ideal for renters or homes without existing doorbell circuits. It runs on **four AA batteries**, specifically designed for high-drain devices.

It’s important to note that the G2H also has a wired version, which connects to your home’s existing 12–24V AC doorbell wiring. However, the battery-powered model is the focus here, as it’s the most user-friendly for those seeking a plug-and-play solution.

Aqara Doorbell H1 (Battery-Operated)

The Aqara Doorbell H1 is a more compact, minimalist option aimed at users who want a smart doorbell without video. It’s perfect for those who value privacy or live in areas with low foot traffic. The H1 is also battery-powered and uses **two CR2450 coin cell batteries**. This is a significant departure from the G2H, highlighting the importance of knowing your model.

Aqara Camera Hub G2H Pro (Hybrid Power)

While not a doorbell per se, the Aqara Camera Hub G2H Pro can function as a doorbell when paired with a wireless button. It’s typically powered via USB-C but can also run on battery backup during outages. However, the wireless button (sold separately) uses a **CR2032 coin cell**, which powers the doorbell chime signal transmission. This model demonstrates Aqara’s modular approach—some components are battery-driven even in wired systems.

Key Takeaway: Always verify your Aqara Doorbell model before purchasing batteries. Using the wrong type—like putting AA batteries in an H1 or CR2450s in a G2H—can damage the device or cause it to malfunction.

What Battery Does Aqara Doorbell Take? A Detailed Breakdown

Now that we’ve identified the battery-powered models, let’s answer the core question: What battery does the Aqara Doorbell take? The answer varies by model, but here’s a detailed breakdown of each.

Aqara Video Doorbell G2H (Battery Version): 4x AA Batteries

The G2H battery-powered doorbell requires **four AA (LR6) batteries**. These are standard alkaline or rechargeable NiMH batteries, but Aqara recommends using high-quality alkaline batteries or low-self-discharge (LSD) NiMH rechargeables for optimal performance.

• Battery Type: AA (1.5V each, 6V total)
• Recommended Chemistry: Alkaline (e.g., Energizer Max, Duracell Quantum) or LSD NiMH (e.g., Eneloop Pro, Amazon Basics Rechargeable)
• Capacity Range: 2000–2800 mAh (for rechargeables); 2800–3000 mAh (alkaline, but degrades faster under load)
• Voltage Output: Nominal 6V (4x 1.5V), but drops under load—critical for camera and Wi-Fi functions

Why AA? AA batteries provide higher capacity and better current delivery than smaller cells, essential for the G2H’s camera, speaker, and Wi-Fi module.

Aqara Doorbell H1: 2x CR2450 Coin Cell Batteries

The H1 uses **two CR2450 lithium coin cell batteries**. These are 3V each, totaling 6V when connected in series. Unlike AA batteries, CR2450s are lithium-based, which means they have a much longer shelf life and stable voltage output.

• Battery Type: CR2450 (3V, 650 mAh typical)
• Chemistry: Lithium Manganese Dioxide (Li-MnO₂)
• Voltage Output: 6V (2x 3V)
• Shelf Life: Up to 10 years (unopened)

CR2450s are ideal for low-power devices like the H1, which only activates when the button is pressed. They last significantly longer than alkaline AA batteries in this application.

Wireless Button for G2H Pro: CR2032 Coin Cell

For users with the G2H Pro setup, the wireless doorbell button (Aqara Wireless Button D1) uses a **single CR2032 battery**. This is a smaller 3V lithium coin cell with ~225 mAh capacity. It’s designed for intermittent use—only sending a signal when pressed—so battery life can extend to 1–2 years.

Pro Tip: Always check the battery compartment label inside your Aqara Doorbell. It will clearly state the required battery type and quantity. Never assume—even within the same brand, models differ.

Battery Lifespan and Replacement Frequency

One of the biggest advantages of Aqara doorbells is their low maintenance, but battery life varies significantly based on usage, environment, and battery quality. Let’s explore how long you can expect each battery type to last and when to replace them.

Expected Battery Life by Model

Here’s a real-world breakdown based on user data and Aqara’s official guidelines:

• Aqara G2H (4x AA batteries): 3 to 6 months (with moderate use: 10–20 motion events/day)
• Aqara H1 (2x CR2450): 12 to 18 months (low power draw, only activates on button press)
• Wireless Button (CR2032): 12 to 24 months (intermittent use, minimal power draw)

Note: These estimates assume high-quality batteries. Cheap alkaline AA batteries may last only 2–3 months in the G2H due to rapid voltage drop under load.

Factors That Affect Battery Life

Several variables influence how quickly your Aqara Doorbell consumes power:

• Motion Activity: More motion triggers (e.g., in a busy neighborhood) = more video recording and Wi-Fi transmission = faster battery drain.
• Temperature: Cold weather (below 14°F / -10°C) reduces battery efficiency. Lithium AA or NiMH batteries perform better in low temps than alkaline.
• Wi-Fi Signal Strength: A weak Wi-Fi connection forces the doorbell to work harder to maintain a stable link, increasing power usage.
• Video Quality & Night Vision: 1080p recording and IR night vision consume more power than lower settings.
• Chime Usage: Frequent use of the indoor chime (if paired) draws power from the doorbell’s battery.

Signs It’s Time to Replace the Batteries

Don’t wait until your doorbell stops working. Watch for these early warning signs:

• Frequent disconnections from the Aqara app
• Delayed video loading or buffering
• Reduced night vision brightness
• App notifications like “Low Battery” or “Battery Below 20%”
• Doorbell fails to chime or record motion events

Tip: Use the Aqara Home app to monitor battery percentage. Set up alerts for when levels drop below 30% to avoid sudden outages.

Best Battery Brands and Types for Aqara Doorbells

Choosing the right battery isn’t just about type—it’s about quality, chemistry, and longevity. Using subpar batteries can lead to poor performance, leakage, or even device damage. Here are the best battery brands and types for each Aqara Doorbell model.

For Aqara G2H (4x AA Batteries)

Since the G2H is high-drain, you need batteries that can deliver consistent power without rapid voltage drop. Here are the top recommendations:

• Energizer Ultimate Lithium AA: 2400 mAh, lasts up to 7 months. Performs well in cold weather and has a 20-year shelf life. Ideal for extreme climates.
• Panasonic Eneloop Pro AA (Rechargeable): 2550 mAh, LSD NiMH. Holds 70% charge after 1 year. Rechargeable 500+ times. Slightly higher initial cost but saves money long-term.
• Duracell Quantum AA: 2900 mAh alkaline. High capacity and consistent performance. Good for users who prefer disposables.
• Powerex Imedion AA (Rechargeable): 2100 mAh, pre-charged. Low self-discharge and excellent for intermittent use.

Avoid: Generic alkaline batteries (e.g., store brands) and non-LSD rechargeables, which lose charge quickly when idle.

For Aqara H1 and Wireless Buttons (CR2450 & CR2032)

Coin cell batteries are less prone to voltage drop, but quality still matters. Lithium chemistry is essential for long life and reliability.

• Panasonic CR2450: 620 mAh, 10-year shelf life. Trusted brand with stable voltage output.
• Maxell CR2450: 650 mAh, excellent for low-drain devices. Widely available and reliable.
• Sony CR2032: 225 mAh, long shelf life. Perfect for the wireless button.
• Duracell 2032: Known for leak resistance and consistent performance.

Pro Tip: Buy coin cells in bulk from reputable suppliers (e.g., Amazon, B&H, or electronics specialty stores) to save money. Avoid “value packs” from unknown brands—they may be counterfeit.

Rechargeable vs. Disposable: Which Is Better?

• Rechargeable AA (NiMH): Better for the G2H if you’re tech-savvy and want long-term savings. Use a smart charger to avoid overcharging.
• Disposable Alkaline/Lithium: Easier for non-technical users. Lithium AA batteries last longer than alkaline in cold weather.
• Coin Cells: Stick with disposables. Rechargeable coin cells (e.g., LIR2032) exist but are expensive, have lower capacity, and require special chargers.

Installation, Replacement, and Maintenance Tips

Replacing batteries in your Aqara Doorbell is simple, but doing it correctly ensures longevity and safety. Follow these step-by-step tips for hassle-free maintenance.

How to Replace Batteries in the Aqara G2H

1. Remove the G2H from its wall mount by pressing the release tab.
2. Open the battery compartment (usually on the back or bottom).
3. Remove the old AA batteries. Check for leakage or corrosion—clean with a cotton swab and isopropyl alcohol if needed.
4. Insert four fresh AA batteries, matching the polarity (+/-) as indicated.
5. Close the compartment and reattach the doorbell to the mount.
6. Wait for the LED to blink, indicating reconnection to Wi-Fi and the Aqara app.

Tip: Take a photo of the old batteries before removing them to ensure correct orientation.

Replacing Batteries in the Aqara H1

1. Press the button on the H1 to release the front cover.
2. Slide out the battery tray.
3. Remove the two CR2450 batteries using a plastic tool (avoid metal to prevent shorting).
4. Insert two new CR2450s, ensuring the “+” side faces up.
5. Slide the tray back in and snap the cover shut.

Best Practices for Battery Maintenance

• Label Batteries: Write the installation date on each battery with a marker to track age.
• Use a Battery Tester: Check voltage before installation. AA batteries below 1.2V or CR2450s below 2.7V should be recycled.
• Recycle Old Batteries: Never throw batteries in the trash. Use local recycling programs or retailers like Best Buy or Home Depot.
• Store Spare Batteries Properly: Keep in a cool, dry place. Avoid extreme heat or humidity.
• Update Firmware: Aqara releases updates that optimize battery usage. Always keep your doorbell firmware current.

Data Table: Battery Comparison for Aqara Doorbells

Model	Battery Type	Quantity	Chemistry	Voltage	Capacity (mAh)	Expected Lifespan	Best Brands
Aqara G2H (Battery)	AA	4	Alkaline / NiMH	6V	2000–3000	3–6 months	Energizer, Eneloop, Duracell
Aqara H1	CR2450	2	Lithium	6V	620–650	12–18 months	Panasonic, Maxell
Wireless Button (D1)	CR2032	1	Lithium	3V	225	12–24 months	Sony, Duracell

Conclusion: Power Your Aqara Doorbell the Smart Way

So, what battery does the Aqara Doorbell take? The answer depends on your model: the Aqara Video Doorbell G2H (Battery) uses four AA batteries (alkaline or rechargeable NiMH), while the Aqara Doorbell H1 requires two CR2450 coin cells, and the wireless button for the G2H Pro uses a CR2032. Each battery type is carefully selected by Aqara to match the device’s power needs, usage patterns, and longevity.

Choosing high-quality batteries—like Energizer Lithium AA, Panasonic Eneloop Pro, or Maxell CR2450—ensures reliable performance, longer lifespan, and fewer interruptions. Avoid cheap alternatives, as they can lead to frequent replacements, poor video quality, or even device damage. Remember to monitor battery levels via the Aqara Home app, replace batteries proactively, and recycle old ones responsibly.

Ultimately, understanding your Aqara Doorbell’s battery requirements empowers you to get the most out of your smart home investment. Whether you’re a tech enthusiast or a casual user, a little knowledge goes a long way in keeping your doorbell running smoothly, securely, and efficiently. So next time someone asks, “What battery does the Aqara Doorbell take?”—you’ll have the answer, and the confidence to back it up.

Frequently Asked Questions

What battery does Aqara doorbell take?

The Aqara Video Doorbell G2H (and most Aqara doorbell models) uses a built-in **2,400mAh lithium-ion rechargeable battery**. It’s not user-replaceable but lasts 3-6 months per charge, depending on usage.

How long does the Aqara doorbell battery last?

The integrated battery typically lasts **3 to 6 months** on a full charge, though heavy usage (frequent motion alerts or video recording) may reduce this. Charging takes about 5-6 hours via USB-C.

Can I use disposable batteries in my Aqara doorbell?

No, Aqara doorbells rely on a **non-removable rechargeable battery**. You’ll need to recharge it via the included USB-C cable instead of swapping in disposable batteries like AA or AAA.

How do I check the battery level of my Aqara doorbell?

Open the **Aqara Home app**, select your doorbell, and view the battery percentage under the device status. The app will also send low-battery alerts when it’s time to recharge.

What type of charger does the Aqara doorbell need?

Use a **standard USB-C charger** (5V/1A or 5V/2A) to charge the doorbell. The package includes a USB-C cable, but you can use any compatible phone or tablet charger.

Does the Aqara doorbell work while charging?

Yes, the doorbell continues to function normally while charging. Just connect it to a power source via USB-C, and it will operate and record without interruption.