FAQS

Are Yolin products compatible with all e-bikes?

Yolin designs accessories to be compatible with a wide range of common e-bike standards. However, compatibility may vary depending on the bike brand, frame design, electrical system, and local regulations.

We recommend reviewing the product specifications carefully and contacting our support team before purchasing if you are unsure.

Do you sell batteries or battery systems?

Yolin focuses on safety-oriented accessories and systems related to e-bike use, including charging and storage solutions.

Product availability may vary by market and category. Please refer to individual product pages for current offerings.

Are Yolin products certified?

Many Yolin products are designed to meet or support recognized safety standards, depending on the product category.

Applicable certifications and compliance information are listed on each product page where relevant.

What payment methods do you accept?

We accept major credit cards and other secure payment options supported by Shopify Checkout. Available payment methods may vary by country or region.

Is my payment information secure?

Yes. All payments are processed through Shopify’s secure checkout using industry-standard encryption. Yolin does not store or have access to your credit card information.

Can I cancel or change my order?

Orders may be canceled or modified before they are shipped. Once an order has shipped and a tracking number is issued, it can no longer be changed or canceled and must follow our Return Policy.

Where do you ship?

We primarily serve customers in the United States and also ship to many international destinations. Some large or specialized items may have shipping restrictions depending on location.

Please refer to our Shipping Policy for detailed information.

How long does shipping take?

Orders are typically processed within 1–3 business days (excluding pre-orders). Delivery times vary based on destination, product size, and carrier.

Tracking information will be sent by email once your order ships.

Do you ship internationally?

Yes, we ship select items internationally where logistics and regulations allow. Import duties, taxes, and customs fees are the responsibility of the customer.

Do your products require professional installation?

Some products are designed for straightforward installation, while others may require basic technical knowledge or professional assistance.

Installation guidance is provided on product pages or upon request.

Are your products designed for indoor use?

Certain products—such as charging or safety accessories—are intended for indoor or semi-indoor environments. Always follow product-specific usage instructions and safety guidelines.

What is your return policy?

Eligible items may be returned within the stated return window if they meet our return conditions. Custom or personalized products are generally non-returnable.

Full details are available on our Return & Refund Policy page.

Do your products come with a warranty?

Yes. Yolin products include a limited manufacturer’s warranty covering defects in materials and workmanship.

Warranty terms vary by product and are listed on individual product pages.

How do I contact customer support?

You can contact our support team by email at support@yolintech.com. We typically respond within 24 business hours on weekdays.