10 Best 20700 Battery of August 2025

• 【NOTE】 liogea 3.7V button top rechargeable batteries have the capacity of 3400mAh(±3%). Any claim of such battery capacity more than 3500mAh can be considered false advertising. Please contact us if your battery capacity is smaller than 3250mAh.
• 【All-purpose Batteries】 Batteries can be directly used for some flashlights, toys, doorbells and headlamps.
• 【Long Lifespan】 Core part is made in Japan. liogea batteries can be recharged for more than 2000 times.
• 【Package Content】 2 batteries in a solid battery case. Advertised battery capacity is guaranteed.
• 【Suggestions】 We recommend every customer to test battery capacity and other important specifications to make sure you get the authentic batteries(Charge batteries fully before test).

liogea

• Strong Practicality: Can charge for different types of DC 3.7V cylindrical lithium batteries 10440, 14500, 14650, 16340, 16650, 17650, 17670, 18350, 18490, 18500, 18650, 18700, 22650, 20700, 21700, 22700, 25500, 26650, 26700 and 1.2V NiMH/NiCD AA, AAA, A, C, SC, F6 rechargeable batteries.
• Intelligent Charger: Has four independent charging channels, it can charge four lithium batteries at the same time. Users can choose different charging current to meet the needs of slow charge or fast charge. And the charger will display the status of each rechargeable battery when charging.
• Safety Assurance: Comes with special charge and discharge management circuit. With multiple security protection settings, the charger can effectively prevent reverse, short circuit, overcharge, over discharge, over-current damage to the battery, which makes users using the product without any safety concern.
• UL Certification: Our product has been tested, got safety certificate and meets the applicable published standard. The UL Mark is proof of product compliance to North American safety standards.
• What You Get: BO4-Pro Smart Charger, Power Cord, User Manual, Warranty Card, 24 Hours Warm Service, 60 Days Free Refund, 2 Years Free Replacement, Lifetime Maintenance. Warm tips: this charger with no wall adaptor, you can use any DC 5V/2A adapter. (Different input currents will affect the actual charging current. It is recommended to charge with 5V2A.)

Basen

• Ultra high capacity, 2700mAh
• Optimized for high drain devices
• Retains up to 75% of charge after 1 year in storage
• Improved low temperature performance down to -20 DegreeC
• Made in Japan

Powerex

• 3.7V 3000mah 40A Battery 4 pack
• Material: Li-ion Battery, Rechargeable times: Up to 500 time
• The battery is sent to you in a clear plastic battery box.
• Batteries can be directly used for some flashlights, toys, doorbells and headlamps.
• Before purchasing, please make sure that this flat top batteries matches your electronic device, so as not to cause unnecessary trouble.

JCMKJ

• Package Contents: 8 Pack 2800mAh 1.2V NiMh AA rechargeable batteries
• Recycle Times: Can be charged up to 1200 times, save money from buying huge of one-time used batteries
• Low Self-discharge: It will still maintain 80% of initial capacity after 3 years of non-use, it’s highly recommended to be fully charged every 3 months
• Pre-charged: Come with pre-charged partially, but it’s better to fully charge each battery before first use
• Satisfactory service: If you have any problem with your purchase of BONAI, do not hesitate to contact us by email, we are very happy and we will do our best to help you solve it.

BONAI

• New upgraded version equipped with AC and 12V cords capable of charging 4 batteries of different types simultaneously
• Most popular charger in market.
• Compatible with: Li-ion / IMR / LiFePO4: 26650, 26500, 25500, 22650, 22500, 21700, 20700, 18700, 18650, 18500, 18490, 18350, 17670, 17650, 17500, 17350, 16650, 16340 (RCR123A), 16500, 14650, 14500, 14430, 14350, 13650, 13500, 13450, 12650, 12500, 12340, 10500, 10440, 10350, 10340 ; Ni-MH / Ni-Cd: AA, AAA, AAAA, C, D
• Made from durable ABS (fire retardant / flame resistant)
• 12V DC Cable, 2X EdisonBright AA to D battery converter spacers & EdisonBright BBX3 battery box included. Spacers allow use of rechargeable AA batteries in D battery equipment.

EdisonBright

• 🔋 2 AMPER LIGHTNING FAST CHARGING SPEED YOU CAN USE ANYWHERE- The smart wall plug charger makes it convenient to use the charger anywhere, and the DC adapter allows for extra comfort and choice. The 2 Amper speed on this impressive device will charge your battery extremely fast and will show you the charging percentage of each battery using light indicators.
• 🔋 MILITARY GRADE SPRINGS AND FIRE & FLAME RESISTANT OUTER SHELL- The shell materials are ABS+PC+ Fire retardant, guaranteed to be fire and flame resistant. The VRK X2 PRO has strong, high-quality springs that allow stretching up to more than 50,000 times, which prolongs the charger life. The spring will hold your battery in place, and you won’t have to worry about the battery sliding or falling. Enjoy the ease of use when inserting and extracting batteries
• 🔋 SMART AUTOMATIC CHARGER WITH SHORT CIRCUIT AND REVERSE POLARITY PROTECTION- This intelligent battery charger protects against short circuits, over current, and reverse polarity connection. The built-in microprocessor identifies the battery type automatically and matches the needed charging voltage and current. Our charger will let you know if your battery is installed with reversed polarity. So easy to use, this charger will identify the right charge mode.
• 🔋 TEMPERATURE REGULATING VERSATILE AND WILL FIT ALL YOUR CHARGING NEEDS- The X2 PRO Vapebatterie charger detects and regulates the internal temperature of your battery in real time and prevents overheating to guarantee safe and steady charging. The charger fits Li-ion, LifePO$, 26650, 18650, 20700, 21700, 18350, 14500, Ni-Mh/Ni-cd, AAAA/AAA, AA/A/SC/C, making it versatile and compatible with a variety of popular batteries for your convenience.
• 🔋 YOUR SATISFACTION IS OUR #1 PRIORITY- Designed by our team of scientists, engineers, and designers to bring you the highest quality charger that will make charging batteries a breeze. We focused on speed, compatibility, and safety, making sure our charger will last longer and give you powerful results. If you are not 100% satisfied, we will provide you with a full refund or a free exchange, no questions asked. We have a 30-day warranty policy.

VRK

• Size: 7.8 x 3.5 cm; Weight: 0.04kg
• Include 18 different wraps types,6 pcs for each type, 108 pcs total
• Will not leave a sticky residue behind
• 20700 Battery Wraps Protective Sleeve,some one is fit for 21700
• Heat Shrink Application

PIRATE COIL

• Twice the charging speed of the i4 charger, up to 1.5A. Compatible with 1.2V, 3.7V, 4.2V, 4.35V batteries
• Optimized charging design for IMR batteries, with new IMR battery recovery feature
• Automatically detects battery power status and displays charging progress, and automatically stops charging when complete
• For use with Li-ion / IMR / LiFePO4: 10340, 10350, 10440, 10500, 12340, 12500, 12650, 13450, 13500, 13650, 14350, 14430, 14500, 14650, 16500, 16340(RCR123), 16650, 17350, 17500, 17650, 17670, 18350, 18490, 18500,18650, 18700, 20700, 21700, 22500, 22650, 25500, 26500, 26650; Ni-MH / NiCd: AA, AAA, AAAA, C, D
• For use with Rechargeable batteries only. Do not attempt to charge primary cells such as Alkaline, Zinc-Carbon, Lithium, CR123A, CR2 or any other unsupported chemistry

Nitecore

• 🔋The Product Applies To 3.6V/3.7V Li-ion: 10440 14500 14650 16340 16650 17650 17670 18350 18490 18500 18650 18700 22650 20700 21700(only for flat top) 22700 25500 26650 26700 (Not for AA or AAA batteries).
• 🔋Fully Charge Indicate: The LED indicators will turn green when corresponding batteries are fully recharged.
• 🔋USB Charging: Common micro-USB input makes it possible to be powered up by any USB 5V output, like wall chargers, power banks, car chargers etc.
• 🔋Smart Charger: Automatically detects battery capacity, select charging current. Automatically adapts to USB input power.
• 🔋Portable And Compact: The input USB charging cable is integrated with the charger, easy to carry and charge. 30 days free refund, 2 years free replacement, lifetime maintenance.

DOTTMON