The Best 3.8V Battery of 2025 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best 3.8V Battery of 2025. Check our ranking below.
2,865 Reviews Scanned
Rank No. #1
WRUMI MiFi 8800L Battery Replacement for Inseego: 3.8V 4400mAh 16.7Wh Verizon MiFi 7730L Battery for Novatel Jetpack MiFi 8800L 7730L Mobile Hotspot 40123117
- MiFi 8800L battery replacement: compatible for Verizon wireless Novatel Jetpack MiFi 8800L, 7730L. Please check if this battery model is suitable for your device before purchasing
- Mifi 7730L battery for wireless hotspot: For Inseego 3.8V 4400mAh 16.7Wh verizon mifi battery. Provides hours of continuous Wi-Fi sharing, for travel, work, or emergencies
- Mifi 8800L Verizon MiFi battery: built in short circuit, over voltage, over current, electromagnetic wave, over temperature and more protection. Intelligent circuit protection gives you more peace of mind and the battery works more efficiently
- Mifi 8800L 7730L battery for Inseego: easy swap design, no technical skills needed! Simply remove the old battery and insert this one for instant power
- For Verizon Jetpack MiFi 8800L battery：We provide good batteries and offer responsible service. Battery comes with 1 year warranty, if you have any question, please don't hesitate to cantact us
Rank No. #2
TZRONG Mifi 8800L Battery Replacement 3.8V 4400mAh 16.7Wh for Verizon Mifi Battery - Mifi 7730L, for Novatel Jetpack 7730L 8800L for Mobile WiFi Hotspot Repair Part P/N 40123117
- Specification: Battery; Voltage: 3.8V; Capacity: 4400mAh; Color: black
- Compatible Models: Fit for Novatel Verizon Wireless Jetpack MiFi 8800L/ MiFi 7730L Mobile Hotspot
- Replace Part Numbers: MIFI8800L/MiFi 7730L (3.8V 4400mAh 16.7Wh)
- Grade A cells mitigate the risk of battery leakage and maximize output stability. Built-in circuit protection, enhances safety of usage and extends battery life
- Notice: Never leave Hotspot plugged in to charge for longer than 24 hours. Allow battery to drain and re-charge. Leaving Hotspot plugged into charger without allowing battery to drain, may affect performance of battery and/or ruin battery/device. Hotspot should never be left to charge in direct sun, or extreme temperatures (0F/-18C - 113F/45C), Device is not included
Rank No. #3
SCP-73LBPS Battery,High Capacity Battery for Kyocera DuraXV Extreme E4810 Verizon Flip Phone Battery Replacement 2800mAh 3.8V/10.6Wh
- model: SCP-73LBPS battery.
- The Updated Replacement Battery
- Easy installation
- The same size as your SCP-73LBPS battery
- high-capacity backup battery
Rank No. #4
Replacement Battery for ADT Command Secondary Color Touchscreen Keypad,fits P-504478 2800mAh 3.8V
- 【Perfect Replace】High capacity circulatory function, perfect replace your original batteries.
- 【Compatible models】High quality replacement battery for ADT Command Secondary Color Touchscreen Keypad.
- 【Battery Parameters】Volts:3.8V,Capacity:2800mAh/10.64Wh,Type:Li-ion,Gross Weight:60.0g / 2.12oz
- Quality Certification: ROSH, CE and UL triple certification. No memory effect, over-charge, over-discharge, over-heat, over-current and short-circuit protection
- If your wireless device's cruising time is significantly reduced, you should replace the battery.
Rank No. #5
Liter 3.8V 4000mAh 755065 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack for anbernic RG353V Game Console with JST 1.25mm Connector
- 3.7V; Typical capacity: 4000mAh; Keep the cells in 40%-60% charged state during long period storage. We recommend to charge the battery every 3 months after receipt of the battery and maintain the voltage 3.7-4.0V, and store the battery in a cool and dry place.
- Reliable Performance—No leak, excellent cost performance and long cycle life. PCM protection function: overcharge, over-discharge, over-current, short circuit protection, over temperature protection.
- Size:65 x 50 x 7.5mm
- Connector Type: 2P JST 1.25mm Pitch
Rank No. #6
AOLIKES 3.8v 5000mAh Battery Replacement for Babysense Max View 5.5” Screen 1080p Full HD Video Baby Monitor
- 5000mAh baby monitor battery replacement for Babysense Max View 5.5“ Video monitor, vbm55rx battery replacement, bm55 battery replacement, max view monitor battery replacement.
- 3.7V rechargeable battery Capacity:5000mAh; Nominal Voltage: 3.8v; Power:19Wh; Limited Charge voltage: 4.35V.
- Safety Features: The 3.8v rechargeable Lipo battery is built with high-quality materials and features built-in protection against overcharging, overheating, and short circuits, this ensures the battery operates optimally and eliminate the risk of any potential hazards.
- 22K17D vbm55RX battery replacement, bm55 battery pack.
Rank No. #7
JUBOTY SCP-73LBPS Battery Replacement for Kyocera DuraXV Extreme E4810/ KYOE4810/ DuraXE Epic E4830 Verizon Flip Phone -3000mAh Ultra High Capacity, 2026 Upgraded, Powerful, Long-Lasting, 3.8V
- Compatible Models: Specially made for Kyocera DuraXV/ DuraXE Flip phone, only compatible with Kyocera DuraXV Extreme E4810/ KYOE4810/ DuraXE Epic E4830 Verizon Flip Phone SCP73LBPS. It is a built-in battery replacement for Kyocera DuraXV/ DuraXE Flip phone and easy to install
- High Quality: Every battery is manufactured and tested under strict quality control standards. brings longer life:over 1200+ cycles.Built-in micro IC chip protects your battery from Short-circuit, Over-voltage, Over-current, Over-charge, and High-temperature
- High Capacity SCP-73LBPS Battery: 3000mAh SCP-73LBPS Li-ion Battery replacement battery (Voltage: 3.8V/11.4Wh) gives you more power than the original battery, increasing for Kyocera DuraXV SCP-73LBPS battery life and and reducing the recharging time
- Important Note: When you receive the battery for the first time, Before charging, use up all the power in the battery and then charge the battery to 100%. For the first three uses, charge the battery when it is down to 15%, and cycle it three times to increase battery life,so that the battery can achieve the best results.NOTE: Device is not included
- Purchase Worry-free Warranty: If you got the defective item, please contact our JUBOTY support team by email the first time.How to contact us: Product Page--Sold by JUBOTY--Ask a question, we will reply you in 12 hours. Package includes: 1 * 3000mAh SCP-73LBPS replacement battery
Rank No. #8
KBT 3.8V 2000mAh Li-Polymer Battery: 754444 Lipo Rechargeable Lithium-ion Replacement Batteries with JST Connector for Ar duino NodeMCU ESP32 Development Board Raspberry Pi UPS Board
- 754444 Lithium polymer battery: 3.8V 2000mAh , batteries comes with JST connector, very convenience to use.
- Certified quality: Each lithium battery pass safety examination before they leave the facotry. They must pass UN38.3 test standards such as low-high temperature test, impact test, over charging, external short circuit, vibration test etc. It will lower down the risk caused by accident to minumum in production, shipping and your using period.
- Wide useage: the battery fit for digital cameras, tablet, home monitor, GPS,toys, Network Box，USB Fan，Tester，air Purifier,controller，bluetooth speaker baby infant monitor, keyboard and mouse etc
- Long life-time: With about 800 times charge and discharge cycles,the battery can work for 1-2 year in normal using. If you don't use the battery often, please running out the battery capacity and full charging the battery once a month.
- Life time warranty: Every battery from us is of guaranteed quality for life-time. If you have any probelms with the product (caused by product itself), please contact with us for replacement or refund any time.
Rank No. #9
oliadeo Mifi 8800L Battery Replacement - 3.8V 4400mAh 16.7Wh for Verizon Jetpack Mifi Battery - Mifi 7730L 8800L Wireless for Novatel Jetpack 7730L 8800L Mobile WiFi Hotspot Repair Part P/N 40123117
- Mifi 8800L Battery Replacement: Compatible with inseego 3.8V 4400mAh 16.7Wh for Verizon Mifi Battery 7730L 8800L Battery
- Mifi 7730L Battery Replacement: High quality battery 3.8V 4400mAh 16.7WH. Make your machine like new
- 3.8V 4400mAh 16.7Wh for Verizon Mifi Battery: The battery circuit adopts double protection design, which can effectively protect the charging and discharging points, and has stable performance
- For Verizon Mifi Battery: High-quality hardware contact surface to protect contact points from wear
- We provide 2 years of after-sales service, if you have any questions, you can contact us at any time and reply within 24 hours
Rank No. #10
Liter 3.8V 3000mAh Rechargeable Battery Suitable for R36S Retro Handheld Game Console
- 3.8V; Typical capacity: 3000mAh; Keep the cells in 40%-60% charged state during long period storage. We recommend to charge the battery every 3 months after receipt of the battery and maintain the voltage 3.7-4.0V, and store the battery in a cool and dry place.
- Reliable Performance—No leak, excellent cost performance and long cycle life. PCM protection function: overcharge, over-discharge, over-current, short circuit protection, over temperature protection.
- Application—Suitable for R36S retro handheld game console
- Connector Type: 2P JST 1.25mm Pitch （Note: Please confirm the connector type before ordering. Check the product pictures for reference. If the connector doesn’t match, you can replace it yourself. Pay attention to battery polarity.）
- Pay attention to the positive and negative poles of the battery
Last update on 2026-05-20 / Affiliate links / Images from Amazon Product Advertising API
How Do You Buy The Best 3.8V Battery?
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We’re convinced that you likely have far more questions than just these regarding 3.8V Battery, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.
Potential sources can include buying guides for 3.8V Battery, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible 3.8V Battery. Make sure that you are only using trustworthy and credible websites and sources.
We provide an 3.8V Battery buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 3.8V Battery currently available on the market.
This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:
- Brand Value: Every brand of 3.8V 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.
- Features: What bells and whistles matter for an 3.8V Battery?
- Specifications: How powerful they are can be measured.
- Product Value: This simply is how much bang for the buck you get from your 3.8V Battery.
- Customer Ratings: Number ratings grade 3.8V Battery objectively.
- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 3.8V Battery.
- Product Quality: You don’t always get what you pay for with an 3.8V Battery, sometimes less, and sometimes more.
- Product Reliability: How sturdy and durable an 3.8V Battery is should be an indication of how long it will work out for you.
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