14.8V 4000mAh battery with XT60 and Deans T connector for airplane, multi-rotor, car, truck, boat

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Product Type : Household Battery

Sku : BI-JJD-0135-14.840

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14.8V 4000mAh battery with XT60 and Deans T connector for airplane, multi-rotor, car, truck, boat 

About this article:

  • 【YOWOO 4s graphene lipo 4000mAh specification】 Capacity: 4000mAh; Voltage: 14.8V; Cell: 4S; Cell voltage: 3.7 ~ 4.2V; Discharge: 100C; Discharge plug: XT60 and Dekane T; Dimension: 136x45x34mm / 5.35x1.77 x1.33 inches; Weight: 445g / 0.98 Ib / 15.69 oz.
  • 【YOWOO 4s 4000mAh graphene lipo properties】 Stable. High packing voltage due to service life. High discharge rate for more power under load. The internal impedance can be up to 1.2 mΩ compared to the 1.6 mΩ of a standard lipo. Better heat control, packs stay much cooler in extreme conditions. Higher capacity with heavy discharge.
  • 【Professional and reliable】 The advanced graphene battery with its unique design doubles your device's performance time and performance. All graphene batteries were developed for the flight and equipped with suitable cells of the class "A". They are compliant with RoHS and CE quality inspection standards, and worry-free for safety.
  • 【Application】 YOWOO 4s lipo 4000mah, suitable for 1/4 scale R22 helicopters, DJI Inspire, MIKADO LOGO500, ALIGN T-REX550 / 600, GAUI X5, Outrage 550, Hirobo SDX, large multi-rotors, EDF jets, helicopters of the Size 600 to 700, RC helicopter, airplane, multi-rotor, car, truck, boat, etc. (Only if voltage, dimension and plug match, it will fit)

Product Descriptions:
  • Advantages over conventional lipo batteries
  • Power density: 0.15-0.17 kW / kg (5Ah-16Ah).
  • Power density: 0.13-0.15kW / kg (1Ah-4.9Ah).
  • Stable. High packing tension through service life.
  • High discharge rate for more power under load.
  • The internal impedance can be up to 1.2 mΩ compared to the 1.6 mΩ of a standard lipo.
  • Better heat control, packs stay much cooler in extreme conditions.
  • Higher capacity with heavy discharge.
  • Maintains a higher packing capacity even after hundreds of cycles. Fast charging up to 10C with some batteries.
  • Longer lifespan (reportedly more than 900 during testing).
  • 4s lipo specifications
  • Item name: 14.8 V 4000 mAh 4S Lipo battery
  • Type: Graph battery
  • Capacity: 4000mAh
  • Voltage: 14.8V
  • Cell: 4S
  • Discharge plug: XT60 / Deans T
  • Continuous discharge: 100C
  • Dimensions: 5.35 x 1.77 x 1.33 inch
  • Weight: 0.98 lb / 15.69oz
  • Suggest charger: balance charger
  • Charge rate: 1C-10C
  • 4s RC battery for these RC models
  • 1/8 & 1/10 rc car
  • Traxxas slash
  • Slash 4x4
  • Stampede 4x4
  • Hpi strada xb 1/10 rtr electric buggy

Package includes:
  • 1x4000mAh RC battery (XT60 connector)
  • 1xDeans T plug
  • 1x battery tape
  • 1xAB buckle
We want to make sure you are happy and satisfied with your  products. If you are unsatisfied and would like to return your order, we will accept a return and refund

Can i cancel an order?
  • Orders on batteryint.com can be cancelled before shipment.
  • Please contact our customer service if you want to cancel your order,After we confirmed the shipping status,we will issue a refund(If we have shipped your order,it will be treated as returns).
  • Please note:paypal fee will not refund as the paypal Policy for seller.
  • If the battery you purchased is a customized product, cancellation unacceptable.
DOA (dead on arrival) Return Policy:
  • If your battery arrives damaged or is not working, you can return it to us within 7 days after delivery or 30 days after shipment in case the delivery date is not traceable. You will receive an e-mail containing the shipment date and other details of your order after it has been shipped.
  • Please include all of its accessories, like cables, chargers, batteries, in the returned parcel. If an accessory or component is missing, we will ask you to pay for it. All the return shipping fees will be covered by us.
Defective item Return Policy:
  • We will do our best to ensure that the products shipped to our customers are in their best condition. If your product turns out to be defective, please provide us with the following proofs:
  • This clause does not include products of a category with specific warranty terms as well as damages caused by incorrect usage of a product.
  • Photos of the front and the back of the package or box;
  • Partial shipment slips (if applicable);
  • Photo or video of the defective item;
  • Photo or video and a detailed description of the problem;
  • Upon being returned, the defective item will be refunded or replaced for free.
  • Return shipping fee reimbursement is 30% of the item’s price up to a maximum of $30.
Incorrect item received:
If the item you have received differs completely from the one you ordered, please do not hesitate to contact our customer service and to provide us with the following proofs:
  • Photos or a video of the incorrect item;
  • Photos or a video showing the problem occurred with this product;
  • Because different batches of the products are supplied, the item logo or packaging you received may vary from the one displayed on our website. If all the functions and appearance of the product prove to be correct, please understand that this case will not be included in this policy. If a return is necessary, replacement plus shipping cost reimbursement will be issued to you once you send us a return shipping receipt showing how much you paid to return it. Please be sure that the incorrect item you return is in the original package and the merchandise is in the same condition you received it in. For the incorrect item, if you are able to find a use of it and prefer to keep it, you may suggest that to us and we will offer you a certain discount for buying it.
Unsatisfactory products:
  • If you are not satisfied with your purchase, you can return a product within 30 days after delivery to receive a replacement or a refund of its price minus the shipping fees. If the return is not a result of our error, customers will be required to cover shipping cost both ways.
  • Please ensure to return the item with its original packaging and accessories in the same condition as when you received it.

If the products malfunctions (except for reasons caused by incorrect usage and accidental or intentional damage) within 90 days after shipment, you can return the product back to us. You should receive an e-mail with the shipment date and other details after your order has been shipped. Once we receive and approve the return,a full refund or replacement will be offered and a shipping cost reimbursement will be issued when you provide us with a receipt of the shipping charges you paid to send it back to us (the tracking number of the return package or a screenshot of the shipping receipt).
The return shipping fee should be less than 30% of the defective item(s) value, and also less than $30(USD). We will cover the actual postage (according to the receipt you provided). If the return shipping fee exceeds the limit above, please contact our customer service for further confirmation.

After 90 days and within 180 days from shipment
After receiving the defective item, we will forward it to our repair center. You will be charged the return shipping fees And Batteryint will charged the send-back shipping fee.

After 180 days from shipment
Batteries are consumables ,We will not accept a refund or a replacement after 180 days from shipment.

How can I return the defective item to Batteryint?
All customers should contact Batteryint Customer Service for approval before sending anything to us before returning any item(contact:sales@batteryint.com) . Batteryint will not be responsible for returned item(s) without notifying us in advance.


  • The returned products must be in a new and resolvable condition with original packaging, including cartons, parts, instruction manuals, etc.
  • The buyer is responsible for the return postage, we will bear all the costs of sending replacement. For the sake of protection, we strongly recommend the buyer to insure the returned goods against loss or damage, and use a shipper who can provide proof of delivery.
  • Any return must consult us first, do not accept return without RMA (provided by our customer service).
  • Our refund policy only refunds the purchase price (excluding freight and handling charges or insurance).
  • Please place a note inside the return package by including the following details(order number;product ID or name;quantity;a short description of the problem that occurred with this product)
  • After mailing back the product, please send us the tracking number and a copy of the shipping receipt; if we can not receive this information, we will have to wait until when the product arrives in our warehouse.We have no responsibility to respond to items lost in the return process.
  • After we receive your returned items, we must handle any exchange or issue refund.Refunds will be arranged to the same payment method you used to place this order. All the intermediary handling fees and bank processing fees will be at the customer's expense;
  • Products beyond the warranty period are not included in the return, exchange and refund policies.

How long will you get your refund?

  • If your return request have been confirmed and aprroved by our customer service,we will issue refund after received your returned parcel.
  • Refunds will be arranged to the same payment method you used to place this order. All the intermediary handling fees and bank processing fees will be at the customer's expense;
  • Normally it will take 3-7 working days to get your money back to your account.