Byqee | RKS RS-III RS3 PRO E-Bike Battery
Byqee | RKS RS-III RS3 PRO E-Bike Battery
Byqee | RKS RS-III RS3 PRO E-Bike Battery
Byqee | RKS RS-III RS3 PRO E-Bike Battery
Byqee | RKS RS-III RS3 PRO E-Bike Battery
Byqee | RKS RS-III RS3 PRO E-Bike Battery
Byqee | RKS RS-III RS3 PRO E-Bike Battery
Byqee | RKS RS-III RS3 PRO E-Bike Battery
Byqee | RKS RS-III RS3 PRO E-Bike Battery
Byqee | RKS RS-III RS3 PRO E-Bike Battery
Byqee | RKS RS-III RS3 PRO E-Bike Battery

RKS

Byqee | RKS RS-III RS3 PRO E-Bike Battery

Battery Capacity
36V - 10 Ah (Cell: 21700 Li-Ion NMC, BMS: DALY 20A)
36V - 15 Ah (Cell: 21700 Li-Ion NMC, BMS: DALY 20A)
36V - 20 Ah (Cell: 21700 Li-Ion NMC, BMS: DALY 20A)
36V - 25 Ah (Cell: 21700 Li-Ion NMC, BMS: DALY 20A)
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Product Description

✅ This battery pack is %100 compatible with the RKS RS-III RS3 PRO (e-bike).


The product is built specifically around the original battery dimensions, connector layout and electrical values of that bike model.

 All you need to do is take out your existing battery and put your Byqee battery in its place. That's it.

 No extra parts needed.
 No adapter needed.
 No cable cutting, no connector swapping, no software configuration.
Your bike's original structure is preserved.


 Your battery arrives fully compatible with your original charger .
You can carry on using your existing charger with complete confidence .

⚡ The charging socket, voltage level and charging protocol match exactly. There is no extra cost involved.


 No-Questions-Asked Returns and Warranty


 For this product we offer a %100 compatibility guarantee .
If you experience any incompatibility with your bike after the battery reaches you, you can return it without giving any reason .

All Byqee battery packs are covered by a 12-month warranty .
Throughout the warranty period you can make use of our technical support and service.

️ For anything covered by the warranty, visit our Help Centre page.


 Technical Details and Product Options


You can select your battery's Voltage and Capacity (Ah) values from the product options. This way you can choose the battery that matches your riding habits and range expectations.

The following details are shown clearly next to the option you select:

  •  Cell brand used
  •  Estimated range
  • ⚡ Battery capacity (Ah)

Every cell used in Byqee batteries goes through detailed testing before production.
Only cells verified to be in the %95 – %100 SoH (State of Health) range are put into production.


Frequently Asked Questions

 Are all capacity (Ah) options compatible with my bike?

Think of capacity ("Ah") like a fuel tank. The higher the Ah value, the more energy your battery stores and the further you can ride.

Higher Ah = longer range.

Beyond that, it has no other effect, positive or negative, on motor performance or on the electrical system. A change in the "Ah" value doesn't mean you need to replace the motor, the controller or the wiring. Your bike keeps working exactly as it does now.

 How is range calculated?

 Range figures are calculated based on the original range stated by the bike's manufacturer.

Example: On a bike rated at 50 km with a 10Ah battery, increasing the capacity to 25Ah gives a theoretical range of around 125 km.

️ Real-world range varies with speed, riding style, gradient, rider weight and ambient temperature.

 For this reason, range is not guaranteed. The battery's capacity, however, always matches the stated value.

⏱️ How long does it take to charge?

 Charging time depends on the battery's capacity and on the amperage of the charger you use.

Example: A 10Ah battery reaches a full charge in around 5 hours with a 2A charger.

If you want faster charging, you can browse our higher-amperage chargers on the "Chargers & Accessories" page.

 Payment & Checkout

 You can proceed to checkout using the "BUY NOW" button or by adding the product to your cart. On the checkout page, once you have entered your contact and address details, you will see the available payment options. No charge is made at any point before this step.

Only the following payment methods are accepted:

  •  Credit card (up to 12 instalments)
  •  Bank transfer (%3 discount)

 To see the instalment options available on your credit card, simply enter the first 6 digits of your card number.

A %3 discount applies to payments made by bank transfer. The account details needed to complete your purchase this way are shown during the checkout step. Once your payment is complete, your order confirmation is sent by email.

Note: Cash on delivery and other forms of deferred payment are not accepted. Orders without completed payment are not dispatched.

 Is it safe to shop here?

Byqee is an active technology venture, operating within İstanbul Technical University's ARI Teknokent since 2019. Having shipped thousands of products to more than 10 countries to date, the Byqee team is with you at every step, before and after your order.

We would also like to remind you: card payments are processed through secure banking systems, are subject to strong customer authentication and are fully traceable.

After a purchase, delivering the product to you is the seller's legal obligation. Should this not happen, you have a number of official channels through which to assert your rights. If you have any concerns about your payment, you are entitled to contact your bank and request a chargeback.

For this reason, paying by card is always the safer option for online purchases. When paying by bank transfer, we recommend making absolutely certain of the seller's reliability first. A safe, transparent and well-supported shopping experience is always our first priority ️

features2-Years Warranty
featuresUnlimited Brand & Model Options
featuresSecure Payment

Frequently Asked Questions

🔋 Are all capacity (Ah) options compatible with my bike?
📏  How is range calculated?
⏱️🔌  How long does it take to charge?
💳 How to Order?

✅  Is it safe to shop here?

High Performance, Unlimited Range!


With Byqee, your wheels are more powerful than ever! Choose the right battery from Byqee's wide range of capacity options and cover long distances with high performance.

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2 Years Warranty!


2-Years Warranty on all Byqee products! With Byqee's one-year warranty on all batteries and fast technical service, Byqee batteries keep going.

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Solutions for Every Ride, Backed by Byqee


E-bike, e-scooter or e-moped, it makes no difference! Byqee has long-range battery solutions for every kind of electric vehicle. Find the right option for your ride today.

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