0 ratings
Item #:
174233017
Battery Charger 8..4v
Item #:
174233017
USD 29
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Sunday, September 13
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Strong and Durable: The charger material is strong and durable, not easy to damage.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
What Stands Out
Rapid Charging
Designed for fast and efficient charging, this 8.4V battery charger minimizes downtime and ensures your devices are powered up quickly, perfect for enthusiasts and professionals who value performance.
Versatile Compatibility
The charger supports a wide range of 8.4V batteries, making it an ideal choice for various applications, from hobbyist gadgets to professional equipment, ensuring you always have the right power source.
Safety Features
Equipped with multiple safety measures, including overcharge protection and temperature monitoring, the charger guarantees safe operation, providing peace of mind for users concerned about battery longevity and safety.
Product Details
| Package Dimensions | 3.94 x 3.94 x 1.97 inches (10 x 10 x 5 cm) |
| Item Weight | 0.023 ounces (0.65 grams) |
| Date First Available | August 21, 2025 |
| Department | Unisex-Adult |
| Manufacturer | Dongguan Jinruiyuan Technology Co., LTD |
| Brand | JS LifeStyle |
| Included Components | Battery |
| Color | Black |
| Material | Lithium Polymer |
| Model Name | JS-Battery Charger-8.4V |
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?
-
Hobbyist RC Users
Ideal for users who frequently use RC vehicles needing reliable charging solutions for optimum performance.
-
Battery Maintenance
Perfect for individuals looking to maintain their battery health over time, enhancing longevity.
-
Portable Charging Needs
Great for users who require a compact and efficient charger for on-the-go applications.
-
High Capacity Users
Not suitable for those who need to charge high-capacity batteries exceeding 8.4V specifications.
Product Description
Battery Charger 8..4v
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What types of batteries are compatible with an 8.4V battery charger?
Answer: An 8.4V battery charger is typically designed to charge nickel-cadmium (NiCd) and nickel-metal hydride (NiMH) rechargeable batteries. These types of batteries are commonly used in various devices such as RC cars, cordless tools, and some electronic toys. The charger ensures a safe and efficient charging process by delivering the appropriate voltage and current that these batteries require. -
Question:
Is it safe to leave my batteries charging overnight with an 8.4V charger?
Answer: While many modern 8.4V battery chargers come with built-in safety features to prevent overcharging, it's generally recommended to avoid leaving batteries unattended for long periods. Overcharging can shorten battery life or cause overheating. To ensure battery safety and longevity, it’s best to monitor the charge cycle and disconnect the charger once the batteries are fully charged. -
Question:
Can I use an 8.4V charger for a 7.4V battery?
Answer: Using an 8.4V charger on a 7.4V battery is not recommended, as it may lead to excessive voltage that can damage the battery. Each battery is designed with specific voltage requirements, and using a charger that exceeds these specifications can risk overheating, swelling, or even failure. It's important to use the correct charger to match the specific battery voltage to ensure optimal performance and safety. -
Question:
What is the charging time for an 8.4V battery?
Answer: The charging time for an 8.4V battery can vary based on several factors, including the battery capacity (measured in mAh), the charger's output current, and the battery's current charge level. Typically, you can expect anywhere from 2 to 6 hours for a full charge, with higher mAh batteries requiring longer times. Always refer to the manufacturer's guidelines for the best charging practices. -
Question:
Can I charge multiple 8.4V batteries at once?
Answer: Yes, you can charge multiple 8.4V batteries simultaneously if your charger is designed for multi-battery charging. Multi-port chargers often have specific compartments for safe charging and can balance the charge across all batteries effectively. However, it's essential to ensure that the batteries are of the same chemistry and capacity to avoid compatibility issues and ensure even charging. -
Question:
What safety features should I look for in an 8.4V battery charger?
Answer: When selecting an 8.4V battery charger, look for features such as overcharge protection, short-circuit protection, thermal cut-off, and LED indicators for charge status. These features enhance safety by preventing damage to the batteries and ensuring efficient performance. Additionally, chargers with smart technology can adjust the current and voltage automatically based on the battery’s state, providing peace of mind during use. -
Question:
Is it possible to use a car battery as a power source for an 8.4V charger?
Answer: Using a car battery as a power source for an 8.4V charger can be possible with the right adapters and voltage regulators. However, car batteries operate at 12V, which is higher than the charger's specifications. Therefore, it is essential to ensure proper voltage regulation to avoid damaging the charger or the batteries being charged. This setup may be useful in off-grid or remote locations. -
Question:
How do I know when my 8.4V batteries are fully charged?
Answer: Most 8.4V battery chargers are equipped with indicators, such as LED lights, that signal the charging status. A red light usually indicates that the batteries are charging, while a green light signifies completion. If your charger lacks indicators, monitor the charging time based on the battery's specifications and recommendations to determine when it has reached a full charge. -
Question:
Can I repair my 8.4V battery if it’s not holding charge?
Answer: If your 8.4V battery is not holding charge, it may indicate that the battery cells are damaged or degraded. In some cases, it is possible to revive a NiCd or NiMH battery using a process known as 'battery conditioning' or by replacing faulty cells. However, these procedures require expertise and the right tools, and hence it might be safer and more dependable to seek professional help or replace the battery. -
Question:
Where can I buy an 8.4V Battery Charger in Puerto Rico?
Answer: You can conveniently purchase an 8.4V Battery Charger through Ubuy in Puerto Rico. Ubuy offers a wide range of electronic products and accessories, ensuring you find the right charger that fits your needs. Their platform makes it easy to compare options and read customer reviews to make an informed decision.
JSLifeStyle Battery Chargers Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MA
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
CK
Chitra
Verified buyer
“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
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
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.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
USD 29
Order now and get it around Sunday, September 13
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.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Designed specifically for heated gloves.
- Single charger for 3.5mm DC jack battery.
- Made from strong and durable materials.
- Easy to use – simple plug-and-play functionality.
- Ideal for keeping your heated gloves powered up.
- Compact design for convenient storage and portability.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.