The Best 9v lithium rechargeable battery of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 9v lithium rechargeable battery of 2022. Check our ranking below.

2,251 (random num) Reviews Scanned

SaleRank No. #1

EBL USB Rechargeable 9V Lithium Batteries - 5400mWh Long Lasting LI-ion Batteries with Micro Charging Cable - Quick Charge in 2 Hours (4 Pack)

9V Lithium battery: 5400mWh long lasting Li-ion batteries without memory effect, provide steady voltage until the whole cell is depleted. We had upgraded our 9V li-ion batteries batteries, make it reach to 8.9V- 9.1Volt when fully charged.
1200 Tech, up to 500 times deep charging & discharging cycles (others normal is 400times) , high quality ensured.
Quick charge in 2 hours: Advanced iQuick charging technology with DC 5V/1A USB input, the batteries are full charged in 2 hours, save time and more efficient.
Unique USB Charging Design: Convenient to charge anywhere directly with provided micro USB cable, no need extra battery charger. The build-in LED lights allow you to check the charging status.
High Performance: EBL Li-ion batteries with 5400mWh capacity, support stable power and longer working time for high frequently used devices, such as smoke/fire alarms, wireless microphone, toys, GPS, home security devices, medical devices etc.

Rank No. #2

Quzmo 4-Pack Rechargeable 9V Batteries, 1300mAh 9 Volt Lithium-ion Long Lasting Power, USB-C Recharge with 2 in 1 Charging Cable for Smoke Alarms,Multimeters,Microphones,Walkie-Talkie,Toys

[USB Charging Design]- Quzmo Rechargeable 9 Volt Lithium-ion Battery Built-in USB-C charging port, which can be quickly charged with the provided 2-in-1 USB C cable without the need for an additional battery charger. The build-in LED lights allow you to check the charging status.
[Safe and High Performance]- Every Quzmo 9V Lithium battery is tested by professional tester under strict quality control standards,over temperature protection,over charging protection,over load protection,short circuit protection and safeguard protection, which can protect the battery well.
[1300mAh Long Lasting Power]- Quzmo 9V rechargeable battery has a capacity of up to 1300mAh and can be recharged more than 1200 times. Grade A+ cells ensure longer battery life, no memory effect, provide more power for your device.
[Wider Application]- Quzmo 9 volt batteries provide steady voltage until the whole cell is depleted. support stable power and longer working time for high frequently used devices, such as smoke/fire alarms, wireless microphone, digital cameras, walkie-talkies, toys, game controllers, GPS, clocks, home security devices, medical devices etc.
[Worry-Free Warranty]- We provide 24-hour quick reply, 30-Day Money Back. If you are not 100% satisfied with our product, Please feel free to contact us via Amazon and will be our pleasure to serve you.

SaleRank No. #3

Fitinoch Rechargeable Lithium 9V Batteries 1000mAh with 2 in 1 USB Charging Cable, 9 Volt Li-ion 6f22 Battery for Smoke Detector,Guitar Pedals, 2 Pack

USB CHARGE DESIGN:No need the charger and adapter,fast full charge in about 2 hours,easy to charge with usb cable, just simply plug into USB ports.
HIGH CAPACITY 1000mAh:Real capacity 1000mAh,no memory effect,durable in use and storage.
DITCH DISPOSABLE BATTERY:Rechargeable usb aa battery with 1000+ cycles , save your big money comparing with the single use batteries
LED INDICATORS MANAGEMENT:When charging, the red LED will blinks and will then LED remains on once it is fully charged
MULTIPLE SAFE PROTECTION:Built-in Integrated safety circuit protects Battery from over discharge/overcharge,when the battery is fully charged, it will automatically stop charging,passed the test of CE, ROSH, 2006/66/EC

SaleRank No. #4

EBL 4 Bay 9V Lithium ion Battery Charger with 4 Packs 600mAh 9V Li-ion Rechargeable Batteries

Package: 4 pack rechargeable 9V battery and a 9V li-ion battery charger (USB Input)
Battery: 6F22 9V 600mAh rechargeable li-ion batteries, note that all 9v li-ion batteries' full voltage is 8.4V
Recommended for smoke alarms, professional audio and medical devices
Only charging for one or more 9v Lithium battery,do not charging for other type of batteries

Rank No. #5

USB Rechargeable 9V Lithium Batteries, 1000mAh, Set for Smoke Detectors, Alarms, Toys, Flashlights (4 Pack)

Long-Lasting Power: These 9V lithium batteries boast an impressive 1000mAh capacity, providing reliable and long-lasting power for your devices.
Rechargeable Convenience: Enjoy the convenience of recharging these batteries via the included USB cable, eliminating the need for constant battery replacements.
Wide Compatibility: Suitable for smoke detectors, alarms, wireless microphones, toys, flashlights, and more, these versatile batteries cater to various device needs.
Safety First: Equipped with built-in protection against overcharging, over-discharging, and short-circuiting, ensuring safe and worry-free usage.
Compact and Lightweight: These compact and lightweight batteries are easy to store and transport, making them an ideal choice for on-the-go use.

Rank No. #6

RayHom USB Rechargeable 9V Lithium Batteries - 4-Pack 9 Volt Li-ion Battery for Smoke Detector, with 2 USB-C 2-in-1 Charging Cable, High Capacity 1300 mAh, Quick Charges 2 Hours, Over 1000+ Cycles

【Long-Lasting 1300mAh Power & Constant Voltage】Engineered with premium lithium technology, these 9V batteries deliver a stable 9V output until depletion. Ideal for critical devices like smoke/fire alarms, medical equipment, and security systems, they outlast standard batteries by 40%* (*compared to 600mAh Ni-MH batteries) while preventing sudden power drops.
【2-Hour Rapid Charging & Dual LED Indicators】Revolutionary charging technology fully powers all 4 batteries in just 2 hours via USB-C. Smart LED indicators eliminate guesswork: flashing green = charging, solid green = fully charged. Bonus: Includes 2 versatile charging cables (USB-C to USB-A) for wall adapters, laptops, car chargers, or power banks.
【1,000+ Cycles & Eco-Friendly Savings】Replace 3,000+ disposable batteries over its lifespan! Built with Grade-A Li-ion cells, these batteries retain 80% capacity after 1,000 charges. Cut battery costs by 90% while reducing environmental waste – a sustainable choice for homes and businesses.
【Military-Grade Safety Protection】Certified with 8-layer safeguards including overcharge/over-discharge prevention, short-circuit resistance, temperature control, and surge protection. Rigorously tested for extreme temperatures (-20°C~60°C), ensuring safe operation in smoke detectors and emergency devices.
【Universal Compatibility & Smart Design】Works seamlessly with 99% of 9V devices: smoke alarms, guitar pedals, microphones, digital scales, and medical tools. Compact charging hub stacks batteries vertically to save space. IP65-rated casing resists dust and accidental drops.

Rank No. #7

EBL 9V Rechargeable Batteries 9 Volt Lithium ion 600mAh Li-ion Batteries (4-Packs)

Batteries: 4 Counts rechargeable 9V batteries, li-ion 6F22 9 volt battery.
No memory effect,improved low self discharge makes it still maintain 80% of capacity after 3 year of non-use
1200 Tech, ProCyco (Professional recycle) helps maximize its best power performance while charging.
Convenient operation without memory effect, can be charged anytime
Works with a variety of devices including smoke alarms, digital cameras, game controllers, toys, clocks, professional audio, and medical devices

Rank No. #8

EBL 9V Li-ion Rechargeable Batteries (2PC) and Smart 9V Battery Charger

Package: 2 pack rechargeable 9V battery Lithium 600mAh and a 9V li-ion battery charger
Battery: 6F22 9V 600mAh rechargeable li-ion batteries, note that all 9v li-ion batteries' full voltage is 8.4V
This charger can charge 1~2pcs 9V lithium rechargeable batteries
Recommended for smoke alarms, professional audio and medical devices

Rank No. #9

LP Rechargeable 9V Lithium Batteries - 600mAh Long Lasting LI-ion Batteries with Micro USB Charging Station - 4-Pack 9 Volt Batteries

【9V Rechargeable Battery Charger Set】LP 9V battery with 600mAh high capacity and low self-discharge, provide steady voltage until the whole cell is depleted, lasting longer for your devices. Note: The standard voltage of all brand’s 9V lithium ion rechargeable battery is 8.2V-8.4V when fully charged.
【Long Battery Life】These 9V rechargeable batteries with no memory effect, longer battery life than alkaline batteries, economic and saving your money.
【Quick Charge in 2 Hours】 Advanced iQuick charging technology with DC 5V/2A USB input, you can charge 4 batteries at the same time and the batteries are full charged in 2 hours, save time and more efficient.
【Widely Application】These 9v batteries and charger pack works with a variety of devices including smoke alarms, digital cameras, game controllers, toys, clocks, professional audio, and medical devices.
【Service】30 Days Refund & 365 days Replacement 24H Promptly and Friendly Response (Weekdays).

SaleRank No. #10

CARDIENS Rechargeable 9v Batteries USB 9 Volt Battery for Smoke Alarms 3700 mWh 9v Lithium Battery with 2-in-1 USB-C Charging Cable and LED Charge Indicator, 2-Pack

【USB-C charging cable enables easy charging】 You can charge 2 batteries simultaneously or individually, just plug it into a laptop, power bank, wall charger or car charger. Fast charging time is 1.5 hours, and the 9v rechargeable batteries have indicator lights that blink when charging and go solid when done
【3700 mWh provides longer battery life】 It lasts 3X longer than other 9v battery for smoke detector, and don't worry about running out of power while it working
【Recharged at least 1200+ times】 Multiple charges barely lose capacity, in the long run they will save you money on battery purchases and also reduce your environmental impact throwing away disposables, comes with a small carrying case too
【Advanced explosion-proof & leak-proof technology】 After a number of safety tests, the smoke detector battery is as safe as the built-in charger for cell phones and computers, and you don't have to worry about harming your expensive electronic devices
【Versatile rechargeable 9v batteries】 They holds a steady 9 volt, works for smoke detectors/fire alarms, guitars, wireless microphones, metal detectors, toy cars, thermometers, garage door openers, medical devices, etc. PS:The battery is not fully charged when it leaves the factory. Please fully charge it before use.

Last update on 2025-05-14 / Affiliate links / Images from Amazon Product Advertising API

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Brand Value: Every brand of 9v lithium rechargeable battery has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
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Specifications: How powerful they are can be measured.
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Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 9v lithium rechargeable battery.
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Product Reliability: How sturdy and durable an 9v lithium rechargeable battery is should be an indication of how long it will work out for you.

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FAQ:

Q: What are the different types of rechargeable batteries?

A: Rechargeable batteries can be recharged and reused from 500 to 1000 times depending on usage. Common rechargeable battery types include nickel metal hydride (NiMH), nickel cadmium (NiCd) and lithium ion (Li-ion) batteries.

Q: How many volts in a lithium battery?

A: Lithium ion batteries have by far the greatest discharge capacity among AA batteries. They discharge up to 3.6 volts while the next runner-up, Alkaline long life batteries, discharge only 1.225 volts at most.Alkaline long life batteries compensate by lasting nearly three times as long as lithium ion batteries.

Q: What is a rechargeable power pack?

A: A rechargeable power pack is an electronics accessory which is designed to provide a power boost to components like mp3 players, laptops, and so forth. When portable devices are plugged into the power pack, they draw on the pack for power, rather than depleting their own energy reserves,…

Q: What is a rechargeable battery?

A: A rechargeable battery is a battery that can be recharged and used many times over. It is otherwise known as a storage battery because it is able to accumulate and store energy which then becomes available to the user when he puts the battery to use.