Free Shipping Worldwide
Got a Question? Mail Us

Upgraded RC Lipo Battery 2s 7.4v 2700mAh and 7.4v Charger For Wltoys 12428 12423 RC Car feiyue 03 Q39 Upgrade parts Battery

45 reviews
100% of buyers enjoyed this product! 375 orders
US $47.00
Total Price:
Best price guarantee
View cart
Buyer protection
Safe shopping
Easy returns and refunds
Free shipping worldwide

Brand Hobby Hub Battery
Capacity 2700mAh
Continuous discharge rate 40C
Burst Rate 60C
Voltage per cell 3.7V
Max voltage per cell 4.2V
Voltage per pack 7.4V
Max voltage per pack 7.4V
Cells 2S
Suggest charge rate 1C
Silicone wire 14awg
Plug JST/T/XT60
Size 83*46*10mm (±0-3mm)
Weight 115.4 ± 2g
Packing list as you choose
Certificate CE,ROHS,MSDS,UN38.3

Four-wheel Drive Attributes:
For Vehicle Type:
Remote Control Peripherals/Devices:
Battery Charging Units
Model Number:
7.4v 2700mah
Technical parameters:
Value 3
Vehicles & Remote Control Toys
Vehicles & Remote Control Toys
RC Parts & Accs:
Batteries - LiPo
Upgrade Parts/Accessories:
Lithium Battery
Tool Supplies:
Composite Material
Brand Name:
Hobby Hub


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
  • If you received the wrong item you can request a refund or a reshipment.
  • If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of Buy Hot Item (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

Real customer reviews

45 reviews
100% of buyers enjoyed this product!
5 stars
4 stars
3 stars
2 stars
1 star
verifed buyer
12 Jul 2020


verifed buyer
12 Jul 2020

matériel reçu, ça fonctionne bien dans la 12428. meilleure autonomie, et puissance que l'originale

verifed buyer
11 Jul 2020

товар пришел быстро 9 дней с Москвы до Омска принес курьер , разочаровало то что (я заказывал (2 вкуса и зарядное )) а пришел только 1 аккумулятор и зарядное , где украли один акум или продавец не доложил , запросил частичный возврат продавец пока не ответил , если ответит допишу

verifed buyer
10 Jul 2020

It took a long time to get here. I don't know if it's for being a battery.

verifed buyer
8 Jul 2020

Perfect, these batteries are very good and fit perfectly in Wltoys 12428 (no modification needed).

verifed buyer
8 Jul 2020

Great thanks! Works great... got it quickly! Life saver!

verifed buyer
6 Jul 2020

Great care! Everything works! The only thing that went long, and so everything is fine!

verifed buyer
3 Jul 2020

That's great.

verifed buyer
29 Jun 2020

Good quality well received Oh!!!!!!!!

verifed buyer
29 Jun 2020

Work very well with wltoys 144001 model. 20+ min of Work for 3+ hours of charging.

verifed buyer
29 Jun 2020

Explicitly asked the store to write the exact price on the package, but I was completely ignored. You are not making buyers any favors by doing that.

verifed buyer
26 Jun 2020


verifed buyer
26 Jun 2020

Got batteries. But they went very long, 2 months old Did tests. 1. fully charged battery 2. put on the discharge current 1a-merited 2540 Ma 3. installed on charging current 1a-poured on average too 2540 Ma In the end: either the error within 200 Ma or on the label AKB need to write a capacity of 2500 Ma

verifed buyer
23 Jun 2020

Charging works as it should, the balance after charging is accurate to 0.1 V Cashback for shopping in many stores letyshops. com/SOC/SH-1?r = 1194753

verifed buyer
23 Jun 2020

Good but I can not charge them on my Lipo battery charger

verifed buyer
22 Jun 2020


verifed buyer
22 Jun 2020

AKB as an AKB, the capacity did not measure because. Came almost charged at 75%

verifed buyer
14 Jun 2020

tip top

verifed buyer
13 Jun 2020

Not received but refunded after opening a dispute

verifed buyer
12 Jun 2020


verifed buyer
9 Jun 2020

38 days delivery. Quality is excellent.

verifed buyer
8 Jun 2020

Very good.

verifed buyer
5 Jun 2020

Late arrivals. Dispute cancel. Despite everything very happy with the article battery works impeccable the charger also thank you China

verifed buyer
4 Jun 2020

great batteries, conform to the description

verifed buyer
3 Jun 2020

The goods have arrived. It's fine. Thank you store. Recommend

Write a review
Please accept Terms & Conditions by checking the box
© Copyright 2020. All Rights Reserved

Use the SEARCH BAR to quickly find your desired product

Shopping cart