No products in the cart.
Return to shop
$580.00
Boost your Ullmax 16 e-bike with our high-quality external battery, designed for LG 19.2Ah (48V) cells.
Apology, we do not service electric bicycle with blue tag. Please contact us if you are looking to purchase an alternative type of device.
Δ
Username or email address *
Password *
Remember me Log in
Lost your password?
Email address *
A link to set a new password will be sent to your email address.
Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy.
Register
Leona Tan –
I’ve had this product for a few weeks now, and I’m impressed with how well it holds its charge. One thing that’s still unclear to me is the optimal charging schedule.
Aditya Patel –
Does the external battery have any built-in safety features to prevent overheating?
Marcus Tan –
Thank you for reaching out and asking about the safety features of our External Battery for Ullmax 16 Electric Bicycle. Yes, we do have built-in safety features to prevent overheating. Our battery is designed with a thermal management system that helps regulate its temperature during charging and discharging. Additionally, it has overcharge protection, short-circuit protection, and over-discharge protection to ensure safe operation. We’re committed to providing reliable products that prioritize the safety of our customers.
Rafael Wong –
I was a bit hesitant to spend this much on an external battery, but it’s really made a huge difference in my ride quality. The only minor complaint I have is that the connectors could be a bit more secure.
Cynthia Koh –
What really sets this external battery apart is its sleek design and lightweight build. It’s easy to carry around and doesn’t add any bulk to my bicycle.
May Wong –
I’m not sure if I’d recommend this product solely based on its price point. While it’s a great value for the quality, I think some users might find it a bit steep. That being said, I’ve had no issues with performance or durability.
Evelyn Tan –
I’ve been using this external battery for a few weeks now and I’m thoroughly impressed with its performance. However, I do wish it came with a slightly more comprehensive instruction manual.
Darius Lee –
This external battery has been a game-changer for my daily commutes! The quality is top-notch, and I love that it’s specifically designed for my Ullmax 16. My only suggestion would be to include more detailed instructions on how to charge it.
Melissa Tan –
I’ve been searching for an external battery that could keep up with my Ullmax 16’s demands, and this one has exceeded my expectations. The only minor drawback I can think of is that it takes a bit longer to charge than I’d like.
Aida Wong –
I was blown away by how seamlessly this external battery integrated with my Ullmax 16 electric bicycle. The extra power gave me the confidence to take on longer rides without worrying about running out of juice.
Rachel Wong –
I’m generally happy with this external battery’s performance, but I do wish it came with a bit more power storage capacity. Maybe an upgrade in the future could address this?
Lance Lee –
Hi Rachel, thanks for sharing your experience with our External Battery for Ullmax 16 Electric Bicycle! We appreciate your honest feedback and are glad you’re generally happy with its performance. We’ll definitely take your suggestion about increasing the power storage capacity into consideration for potential future upgrades. Thank you again for your review!
Leah Lee –
I’m really curious about whether this external battery can handle prolonged use on a daily basis? Has anyone experienced any issues with it after repeated charging and discharging?
Michelle Chong –
Thank you for sharing your concern about the external battery’s performance with prolonged use. It’s great that you’re thinking ahead and considering the battery’s durability. Unfortunately, since this product is relatively new, we don’t have a large pool of users who have used it extensively. However, I can suggest that if you do decide to purchase this product, please keep us updated on your experience with it. Your feedback will be valuable in helping others make informed purchasing decisions.
Evelyn Tan –
I loved how easily the external battery integrated with my Ullmax 16. The extra power allowed me to explore more trails without worrying about running out of juice. One minor quibble is that it does add some weight to the bike, but it’s a small trade-off for the convenience.