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Item #:
71739056
3PCS 18650 Lithium Battery Multi-Cell 2S 3S 4S Type-C to 8.4V 12.6V 16.8V Step-Up Boost LiPo Polymer Li-Ion Charger 7.4V 11.1V 14.8V (2S-4A)
Item #:
71739056
BND 29
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
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In stock
Imported from USA store
QTY:
Order now and get it around Wednesday, August 26
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What Stands Out
Versatile Charging
Supports multiple cell configurations (2S, 3S, 4S), making it an ideal charger for various lithium battery setups for hobbyists and professionals alike.
Type-C Connectivity
Equipped with Type-C input for convenient charging, ensuring faster and more efficient power delivery while offering universal compatibility.
Step-Up Boost
Utilizes step-up boost technology to deliver stable output voltages (8.4V, 12.6V, 16.8V), ensuring optimal performance across a range of battery types without compromising safety.
Product Details
- Input Type-C 5V
- 3PCS 2S 4A Multi-Cell 2S Type-C To 8.4V Step-Up Boost LiPo Polymer Li-Ion Charger 7.4V 11.1V 14.8V 18650 Lithium Battery
- Protection for Battery Voltage Being Low than Input and Short Battery Good adaptability to Input Supply with Limited Driving Capability
- Battery Overvoltage Protection
- Applications: PDA, MP3 Players, MP4 Players; Digital Cameras; Bluetooth Applications; Game Players; Notebook; li-on li-po Lithium Battery 18650; Mobile phone; Solar charging; Audio equipment; Portable Devices; POS , Electric Fan;
| Output Voltage | 8.4 Volts |
| Input Voltage | 5 Volts, 6 Volts |
| Current Rating | 4 Amps |
| Amperage | 4 Amps |
| Compatible Devices | PDA, MP3 Players, MP4 Players, Digital Cameras, Bluetooth Applications, Game Players, Notebook, Mobile phone, Portable Devices, POS, Electric Fan |
| Connector Type Used on Cable | Type-C |
| Item Dimensions D x W x H | 14"D x 2"W x 7"H (35.6 x 5.1 x 17.8 cm) |
| Item Weight | 5 Grams |
| Color | 2S 4A |
| Brand | DWEII |
| UPC | 701715520967 |
| Manufacturer | DWEII |
| Unit Count | 3.0 Count |
| Product Dimensions (L x W x H) | 14"D x 2"W x 7"H (35.6 x 5.1 x 17.8 cm) |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Who Should Buy?
-
DIY Enthusiasts
Ideal for hobbyists building custom battery packs and portable devices requiring specific voltage outputs.
-
Drone Users
Perfect for drone operators needing multiple battery configurations for flexible flying experiences and longer flight times.
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Portable Electronics
Beneficial for users powering portable electronics that require lithium-ion batteries with various voltage needs.
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Non-Technical Users
Not suitable for those unfamiliar with battery configurations or lacking experience in electronics assembly.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What types of batteries can the Multi-Cell charger support?
Answer: The Multi-Cell charger is designed to support various lithium batteries, including 2S, 3S, and 4S configurations. It works efficiently with LiPo and Li-Ion batteries, specifically those rated at 7.4V, 11.1V, and 14.8V. This versatility makes it suitable for numerous applications, such as RC cars, drones, and other devices powered by 18650 lithium cells. -
Question:
How does the step-up boost function work in this charger?
Answer: The step-up boost function in the charger allows it to convert lower voltage levels (like 7.4V or 11.1V) to higher voltage outputs such as 8.4V, 12.6V, or 16.8V. This feature is particularly useful for ensuring that batteries can be charged efficiently even if their current state is lower than the voltage needed for optimal charging. Scenarios like needing to charge a low battery before an important event showcase this functionality's importance. -
Question:
Is this charger compatible with USB Type-C ports?
Answer: Yes, the Multi-Cell charger is equipped with a USB Type-C interface, making it modern and compatible with a wide range of devices. This connection allows for faster data and power transfer, facilitating quicker charging cycles. Users can conveniently charge their batteries using their existing USB-C cables from various devices, providing a more streamlined and universal charging solution. -
Question:
What is the maximum output current of this charger?
Answer: The Multi-Cell charger has a maximum output current rating of 2A. This means it can deliver an optimal current flow to your batteries, ensuring efficient and quick charges. This capability is particularly beneficial when dealing with multiple batteries at the same time, such as in drone racing or multi-cell battery packs, where quick turnaround times are crucial. -
Question:
Does this charger support balance charging?
Answer: Yes, the Multi-Cell charger supports balance charging, which is essential for maintaining the health of your batteries. Balance charging ensures that each cell in a multi-cell pack charges evenly, preventing overcharging and extending battery life. It’s particularly important in applications like model aircraft or drones, where battery performance is critical. -
Question:
What safety features are included with this charger?
Answer: Safety features included in this charger comprise over-voltage protection, short circuit protection, and temperature monitoring. These features work together to protect both the charger and the batteries during the charging process. Users can be confident in using this charger with their devices, knowing it minimizes risks associated with battery charging, especially when high-capacity batteries are involved. -
Question:
Can this charger be used internationally?
Answer: Yes, the Multi-Cell charger can be used internationally as it is designed to operate with a wide range of input voltages. However, it’s essential to ensure that you have the appropriate power plug adapter for your country. This versatility makes it suitable for travel, allowing enthusiasts to maintain power for their battery-operated devices without location constraints. -
Question:
What are typical use cases for this charger?
Answer: Typical use cases for the Multi-Cell charger include charging batteries for drones, RC vehicles, and other electronics that require LiPo or Li-Ion cells. Hobbyists and professionals alike can use this charger for their remote-controlled devices, where efficient battery management is crucial for performance. It is also favored by tech enthusiasts who manage multiple battery packs for different devices. -
Question:
How do I know when my batteries are fully charged?
Answer: The Multi-Cell charger typically features LED indicators that signal the charging status of your batteries. These indicators provide visible feedback, showing whether the batteries are charging or fully charged. Keeping an eye on these lights helps prevent overcharging and ensures that users can effectively manage their battery health and performance, which is vital for maximizing the longevity of your cells. -
Question:
Where can I buy the Multi-Cell charger in Brunei?
Answer: You can buy the Multi-Cell 2S 3S 4S Type-C to 8.4V 12.6V 16.8V Step-Up Boost LiPo Polymer Li-Ion Charger from Ubuy in Brunei. Ubuy offers a seamless shopping experience, allowing customers to explore varied options and make purchases with confidence. They have a dedicated platform that ensures easy access to a wide range of products, including this charger and other electronic accessories.
DWEII Power Converters Editorial Review
The 3pcs Type C BMS 2S 3S 4S 1A 2A 4A 18650 Lithium Battery Charger Board has received mixed reviews. Some users express frustration with the 4A version, stating that while it technically functions, the inductor becomes excessively hot, leading to concerns about its long-term durability. They also note that the product should be used with caution and ideally with a 5V 5A USB-C adapter for optimal performance. Others echo these sentiments, adding that the device only functions with basic 5V USB ports and does not work with smart chargers that support USB PD, as it cannot negotiate a USB PDO. However, one user found the 1 amp 3S version to be adequate for their needs, recharging three 18650 cells over approximately 12 hours. Despite limitations, the product is deemed to work as advertised, albeit with some heat generation during charging. In summary, feedback suggests that the product has limitations and may not be compatible with certain high-power devices or smart chargers. It is advised to thoroughly Consider these limitations before purchase.
Customer Reviews & Ratings
2 customers ratings
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5 Star
46%
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4 Star
54%
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Pros
- Adequate for basic 5V USB ports
- The 1 amp 3S version effectively recharges cells over time
Cons
- Generates excessive heat during charging
Platform Trust & Buyer Confidence
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Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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BND 29
Order now and get it around Wednesday, August 26
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Diverse choices for different needs
- High safety performance
- Simple and easy to operate
- Battery overvoltage protection
- Good adaptability to input supply
- Applications: PDA, MP3 Players, Digital Cameras, Bluetooth Applications, Game Players, and more
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