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Free standard shipping on orders over $99
Estimated to be delivered on 12/01/2022 - 15/10/2022.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
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The Reliago E25 Hailong E-Bike Battery Pack is a reliable lithium battery solution designed for electric bicycles, compatible with BK15 and BK27 e-bike models.
Built with a 36V 10.4Ah battery capacity, this battery provides stable power output for daily commuting, city riding, and recreational cycling. The Hailong downtube battery design offers a clean appearance, convenient installation, and easy removal for charging.
Equipped with a DC5521 charging port, the battery ensures reliable charging performance for compatible e-bike systems. It is an ideal replacement choice for riders who need to restore battery performance or upgrade their existing electric bike.
| Specification Item | Detailed Parameters |
| Product Name | E25 Hailong E-Bike Battery Pack |
| Brand | Reliago |
| Model Number | E25-BAT01 |
| Product Type | Lithium Battery Pack / E-Bike Replacement Battery |
| Battery Style | Hailong Downtube Battery |
| Battery Voltage | 36V |
| Battery Capacity | 10.4Ah |
| Charging Port | DC5521 |
| Battery Type | Lithium Battery |
| Installation Position | Downtube Mounted |
| Compatible Vehicle Model | for BK15 / BK27 |
| Net Weight | |
| Single package size | |
| Core Features | Removable Design, Stable Output, Easy Charging |
| Application | E-Bike Replacement, Battery Upgrade, Bike Maintenance |
36V 10.4Ah Reliable Power Supply: Provides consistent power output.
Hailong Downtube Battery Design: Popular e-bike battery format.
DC5521 Charging Port: Compatible with matching e-bike chargers.
Replacement Battery Solution: Restore battery performance.
E-Bike Battery Replacement: Replace aging or damaged batteries.
Daily Commuting: Provide stable power for transportation.
City Cycling: Suitable for urban electric bicycles.
Battery Upgrade: Improve battery performance and reliability.
E-Bike Maintenance: Restore original riding function.
Q1: Which e-bike models is this battery compatible with?
A: This battery pack is designed for BK15 and BK27 e-bike models. Please check the battery size, voltage, and connector before ordering.
Q2: What is the battery specification?
A: The battery specification is 36V 10.4Ah.
Q3: Is this a removable battery?
A: Yes, the Hailong battery design allows convenient removal for charging and maintenance.
Q4: What charging port does this battery use?
A: It uses a DC5521 charging port.
1 x E25 Hailong E-Bike Battery Pack
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You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
| Drostique | Nam tempus turpis at metus scelerisque placerat nulla deumantos |
| Pharetro Lorem | Pellentesque diam dolor elementum etos lobortis des mollis |
| Milancelos | Donec pretium egestas sapien et mollis |
| Pellentesque | Sedcus faucibus an sullamcorper mattis drostique des commodo pharetras |
| Proin Molestie | Pellentesque diam dolor elementum etos lobortis des mollis |
| Cosmopolis | Donec pretium egestas sapien et mollis |
