Hey there, smart home enthusiast! Is your doorbell constantly running out of juice? There’s nothing more annoying than a doorbell that goes silent when you have a visitor. Many modern video doorbells and wireless chimes rely on 18650 rechargeable batteries for their power. But with so many options out there, how do you pick the best 18650 battery for doorbell needs?
Choosing the right battery isn’t just about getting your doorbell to work; it’s about ensuring reliable, long-lasting performance and, most importantly, safety. A good 18650 battery provides consistent power, reduces the need for frequent recharges, and keeps your home security functioning smoothly.
Let’s dive into our top picks for the best 18650 battery for doorbell applications, designed to keep your entryway smart and always on call.
Why Your Doorbell Needs the Right 18650 Battery
Modern doorbells, especially the popular smart models, are power-hungry. They’re constantly listening, detecting motion, and connecting to Wi-Fi. This means they need a robust, high-capacity power source that can handle continuous drain and offer thousands of charge cycles. An unsuitable or low-quality battery can lead to poor performance, frequent disconnections, and a shorter lifespan for your doorbell itself.
What to Look for in a Best 18650 Battery for Doorbell
Before we jump into the reviews, here’s a quick guide on what to consider when buying an 18650 battery for your doorbell:
- Capacity (mAh): This indicates how much energy the battery can store. Higher mAh generally means longer runtime between charges. For doorbells, aim for 2500mAh or higher.
- Type (Button Top vs. Flat Top): Most doorbells require “button top” 18650 batteries, which have a raised positive terminal. Flat top batteries won’t make proper contact in many devices. Always double-check your doorbell’s requirements!
- Safety Features: Look for built-in protections against overcharging, over-discharging, short circuits, and overheating. This is crucial for both battery longevity and device safety.
- Brand Reputation: Stick to reputable brands known for quality control and reliable performance.
- Compatibility: While “18650” is a standard size, always confirm the battery’s voltage (usually 3.7V) and physical dimensions match your device.
Top 5 Best 18650 Batteries for Doorbell
Here are our top selections, reviewed to help you make an informed choice:
AFSONGOO 3.7 Volt Button Top 2 Packs 18650 Rechargeable
The AFSONGOO 18650 battery stands out with its commitment to safety and advanced cell technology. It’s designed to offer efficient power management, ensuring your doorbell gets a stable and consistent power supply. If you’re looking for peace of mind knowing your battery is built with multiple layers of protection, this one’s a solid contender. Its comprehensive safety certifications speak volumes about its reliability.
Key Features:
– Product Dimensions: 671818mm/2.640.710.71inch (Button Top)
– Wide Compatibility: Suitable for LED flashlights, solar lights, racing, game controller, emergency lights, portable devices, headlamps, toys, remote controls, doorbells, and other electronic devices.
– Advanced Smart Cell Technology: Built-in intelligent battery cell for efficient power management.
– Safety Certifications: Certified by CE, FCC, PSE, ROHS, and UL standards.
– Protective Mechanism: Safeguards against overcharging, overheating, and short circuits.
Pros:
– Extensive safety certifications provide excellent peace of mind.
– Advanced Smart Cell Technology ensures efficient and reliable power.
– Built-in protective mechanisms enhance device and battery lifespan.
– Good for a wide range of electronic devices.
Cons:
– Comes in a 2-pack, which might not be enough for some multi-battery devices.
– Specific button top requirement means careful checking before purchase.
User Impressions:
Customers frequently praise the AFSONGOO batteries for their reliability and the strong emphasis on safety features, making them a trusted choice for sensitive electronics like doorbells. Users feel confident in their purchase due to the multiple certifications.
CBJJ 3.7V 18650 Rechargeable Battery 3200mAh 18650 Battery
The CBJJ 18650 battery is a powerhouse, boasting a 3200mAh capacity which means fewer recharges and more uninterrupted doorbell operation. What’s even better is its “no memory effect” feature, allowing you to charge it whenever convenient without worrying about degrading its lifespan. This makes it an incredibly practical choice for busy households where convenience is key.
Key Features:
– Product Size: 67 x 18 x 18 mm (2.64 x 0.7 x 0.7 inches), button top type.
– Wide Compatibility: Perfect for LED flashlights, headlamps, toys, doorbells, cameras, mini fans, RC cars, headlights, and more.
– Long-lasting Power: 3200mAh high-capacity for extended usage and less frequent charging.
– No Memory Effect: Can be recharged many times without memory effect, whether fully or partially drained.
– Multiple protections for safe and reliable use, plus responsive customer support.
Pros:
– High 3200mAh capacity extends doorbell runtime significantly.
– “No memory effect” allows flexible charging without harming battery life.
– Multiple built-in protections ensure safe operation.
– Good for long-term savings by reducing replacement frequency.
Cons:
– Only available in a 2-pack, so you might need multiple sets.
– Initial full charge recommended before first use.
User Impressions:
Users are consistently impressed with the long-lasting performance of the CBJJ batteries, often noting how much less frequently they need to charge their devices. The convenience of the “no memory effect” is also a commonly highlighted benefit.
4 Pack 3.7 Volt Button Top Rechargeable Batteries and Universal Charger
This offering isn’t just about batteries; it’s a complete power solution! The 4-pack of button top 18650 batteries comes bundled with a universal charger, making it an excellent value for those who need a full setup right out of the box. If you’re setting up a new doorbell or don’t already have an 18650 charger, this bundle is incredibly convenient and ensures you have everything you need to get started.
Key Features:
– YOU WILL GET: 4 Button Top 18650 Batteries.
– Universal Charger Included: Comes with a charger capable of handling multiple battery types.
– Wide Compatibility: Compatible with flashlights, headlamps, doorbells, small fans, digital cameras, children’s toys, radios, speakers, and camcorders.
– Helps you wake up your devices quickly.
Pros:
– Includes a universal charger, offering a complete solution.
– Four batteries provide ample power for most multi-battery doorbells or backup.
– Great value proposition for a bundled set.
– Wide compatibility for various household devices.
Cons:
– Battery capacity (mAh) is not explicitly stated in the features, which might be a concern for some.
– Quality of universal chargers can vary, so monitor initial charging.
User Impressions:
Customers appreciate the convenience of receiving both batteries and a charger in one package, highlighting it as a perfect starter kit. The four-pack is also seen as a significant advantage for devices requiring multiple batteries or for having spares.
Svenirven Battery 18650 Rechargeable 3.7V Button top
The Svenirven 18650 battery places a strong emphasis on safety and robust protection. Like some other top contenders, it boasts multiple protection features and international safety certifications, ensuring a secure and stable power supply for your doorbell. If device protection is high on your priority list, this battery’s comprehensive safety mechanisms make it a very attractive option.
Key Features:
– Product Size: 671818mm/2.640.710.71 inch (Button Top).
– Compatible with headlamp, toys, doorbells, cameras, small fans, RC car headlights, etc.
– Multiple Protections: Excellent performance with short circuit, overcharge, and overcurrent protection.
– Safety Certification: Certified by CE, FCC, PSE, ROHS, and UL standards for quality and safety.
Pros:
– Comprehensive multiple protection features for device safety.
– Internationally certified for quality and reliability.
– Stable and safe operation for your electronic devices.
– Good compatibility with common household gadgets.
Cons:
– Battery capacity (mAh) is not specified in the product description.
– Typically sold individually or in small packs, so check pack size before buying.
User Impressions:
Users consistently report feeling secure using the Svenirven batteries due to their robust safety features and recognized certifications. They appreciate the stable performance it delivers to their devices, especially smart home gadgets.
DQGG 3.7v 18650 Rechargeable Batteries 2 Pack Big Capacity
For those seeking maximum runtime between charges, the DQGG 18650 batteries aim to deliver. Claiming a very high capacity of 9900mAh and an impressive 1000 recharge cycles, these batteries are positioned for users who want to minimize the hassle of frequent recharges. While such high capacities in 18650 batteries are rare, users often report a noticeable increase in usage time, making them appealing for devices like doorbells that benefit from long-lasting power.
Key Features:
– Widely Used: Suitable for many flashlights, headlamps, digital cameras, doorbells, toys, radios, speakers, and other electrical and electronic devices. Portable for business, travel, and camping.
– Product Details: 65mm in length, 18mm in diameter (2.630.70.7inch); BUTTON TOP, 9900mAh, 3.7 volts.
– Recycle: Can be charged up to 1000 times, offering long-term use.
– Content: You will get 2 pieces of 18650 batteries, BUTTON TOP.
Pros:
– Stated high capacity for potentially longer operational times.
– High number of recharge cycles contributes to long-term value.
– Versatile for a wide range of portable devices.
– Convenient 2-pack for devices requiring multiple batteries.
Cons:
– The extremely high stated capacity (9900mAh) for an 18650 battery is unusual and should be approached with realistic expectations regarding actual performance.
– Users must carefully confirm device compatibility for button top 18650 batteries.
User Impressions:
Customers frequently note the extended run times they experience with these batteries in their devices, appreciating the reduced need for recharging. They value the convenience for high-drain gadgets and the claim of numerous recharge cycles.
Final Thoughts
Choosing the best 18650 battery for doorbell applications really comes down to balancing capacity, safety features, and the specific needs of your device. Whether you prioritize a complete bundle, maximum run-time, or robust safety certifications, there’s a great option out there for you. Always double-check your doorbell’s requirements for battery type (button top vs. flat top) and capacity, and you’ll be sure to keep your smart home powered up and ready for anything!
FAQ Section
Q1: What kind of battery does my doorbell need – a button top or flat top 18650?
A1: Most smart doorbells are designed to use “button top” 18650 batteries. These have a slightly raised positive terminal that ensures proper contact in the battery compartment. Flat top batteries might not make adequate contact, leading to power issues. Always check your doorbell’s manual to confirm the specific type required.
Q2: How long does an 18650 battery typically last in a doorbell?
A2: The battery life depends on several factors: the doorbell’s features (e.g., constant recording, motion detection frequency, live view usage), Wi-Fi signal strength, and the battery’s mAh capacity. Generally, a good quality 18650 battery (2500mAh+) in a modern video doorbell can last anywhere from 1 to 3 months between charges under typical usage.
Q3: Are all 18650 batteries the same?
A3: No, definitely not! While they share the same physical size (18mm diameter, 65mm length), 18650 batteries vary significantly in capacity (mAh), discharge rate, safety features (protected vs. unprotected), and terminal type (button top vs. flat top). Always purchase batteries from reputable brands with appropriate safety certifications.
Q4: Can I use a flat-top 18650 battery in my doorbell if it requires a button-top?
A4: It’s highly unlikely to work correctly. Button-top batteries have a protruding positive terminal necessary for contact in many devices. A flat-top battery won’t make the necessary connection, and your doorbell won’t power on or will experience intermittent power loss. Stick to the type specified by your doorbell manufacturer.
Q5: How do I properly charge an 18650 battery?
A5: Always use a charger specifically designed for 18650 lithium-ion batteries. These chargers regulate the voltage and current to prevent overcharging, which can be dangerous. Never use a charger meant for other battery types, and avoid leaving batteries on charge longer than recommended by the charger’s instructions.
Q6: What’s the significance of the mAh rating on an 18650 battery?
A6: mAh stands for milliampere-hour and represents the battery’s capacity – how much energy it can store. A higher mAh rating means the battery can hold more charge, leading to longer runtimes before needing to be recharged. For doorbells, higher mAh means less frequent battery swaps or recharges.
Q7: When should I consider replacing my doorbell’s 18650 battery?
A7: You should consider replacing your 18650 battery if you notice its charge isn’t lasting as long as it used to, even after a full charge. Batteries degrade over time and with charge cycles. If your doorbell is frequently disconnecting or showing low battery warnings despite recent charging, it’s a good sign it’s time for a replacement.