Haosie offers bicycle and e-bike components, motor controllers, automotive tools, and everyday accessories for practical repairs, maintenance, and recreational use.
Haosie products include bicycle and e-bike components, motor controllers, motorcycle parts, automotive tools, and assorted everyday accessories.
Browse available manuals for installation, operation, maintenance, and troubleshooting. Check that each guide matches your exact product model and specifications before following its instructions.
For missing documentation, warranty questions, or product support, contact the seller through your original purchase platform. Official Haosie support contacts have not been verified.
Selected manuals from manuals+ curated for this brand.
Common questions about manuals, registration, and support for this brand.
Match the model number, product name, and specifications on your item or order listing to the available guide. Check that the pictured controls and connections also match.
An official support website, email, and phone number have not been verified. Contact the seller through the platform where you purchased the product.
Confirm the voltage rating, connector type, mounting dimensions, and compatibility with your bicycle. Follow the matching product instructions and seek qualified help if compatibility or wiring is unclear.
Check the documentation supplied with your product and your original order details. Ask the seller to confirm applicable warranty terms and whether registration is required; no official registration page has been verified.
Do not use instructions for a different model. Compare the product label and specifications, then ask the seller for the correct documentation.