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- Free Contiguous US ground shipping on orders over $99.00.
- International shipping options available at checkout.
- Expedited shipping options available at checkout.
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Product Details
Supernova V521s HBM Generation 3 – High-Performance E-Bike Headlight (31.8 mm Handlebar Mount)
Experience unmatched visibility and reliability with the Supernova V521s HBM Generation 3, a premium electric bike headlight designed for clean, fast installation on any 31.8 mm handlebar. Engineered for e-bikes with a voltage output between 5 and 21 volts, this light delivers powerful illumination and long-lasting performance in all conditions.
Supernova continues to set the standard for high-quality e-bike lighting. The V521s Generation 3 features completely redesigned electronics capable of handling up to 21 volts, along with an innovative soft start function that protects sensitive systems, enhances LED lifespan, and ensures consistent brightness throughout your ride.
Equipped with the advanced Terraflux 3 lens, this headlight projects 90% of its light directly onto the road, creating a wide, uniform beam that starts right in front of your wheel and reaches far into the distance. The lens design also includes a daytime running light (DRL) mode for increased rider visibility in traffic, while at night, it provides superior illumination of your surroundings—alerting you to obstacles ahead and ensuring a safer, more confident ride.
Key Features:
- Genuine Supernova V521s HBM Generation 3 e-bike headlight
- Easy 31.8 mm handlebar mount for a clean, secure installation
- Works with 5–21V DC e-bike systems
- Soft start technology extends LED lifespan and protects sensitive circuits
- Terraflux 3 lens provides optimal road illumination and visibility
- Daytime running light mode enhances safety in traffic
- 235 lumens of consistent, bright output
- Durable, lightweight aluminum housing for long-term reliability
- 1080 mm power cable for easy connection to battery
- Switch-free design (no rear light connection)
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FAQ
Find answers to the most common questions here.
How long will it take to get my orders?
Delivery times vary depending on your location. Typically, orders processed within this region arrive within 1-7 business days. For overseas deliveries, the duration is longer and can range from 3-10 days, depending on the chosen shipping method. You will receive specific delivery details in your confirmation email.
Do you ship overseas?
Our products can be shipped to numerous countries around the globe. If you are placing an order from outside of Canada or the Contiguous US, please note that there may be additional shipping costs which will be calculated and added during the checkout process.
How fast is shipping?
Orders are typically processed within 1-2 business days. Once shipped, transit times usually range from 1-8 business days. At checkout, you have the option to choose expedited shipping for an additional fee. For more details, please refer to our shipping policy here.
What is your return policy?
We totally get it if you have a change of heart. That's why we offer hassle-free returns on most of our items. Check out our returns policy for more details and guidelines.
Which payment methods do you accept?
We offer a diverse range of payment methods to accommodate your preferences, including Visa, Mastercard, Shop Pay, PayPal, Google Pay, and Apple Pay.
Additionally, we are delighted to provide Sezzle's interest-free payment options and affordable financing choices through RBC PayPlan® (available to residents of Canada only).


















































