Disclaimer

Hobbywing Technology will only be responsible for the after-sales service of the product itself (repair or
replacement will be provided after confirmation) for any problems that arise under the premise that the
product sold is used in strict accordance with the user manual. Hobbywing Technology is not responsible
for any liability or responsibility. Once you have started to use this product, you are deemed to have
agreed and accepted all the terms and contents of this manual. The information in this user manual
represents the latest product information available. Hobbywing Technology is committed to technological
advancement and continuous product improvement. Hobbywing Technology reserves the right to make
changes to products, components, user manual, or other aspects at any time without prior notice.

WARNING

The HW efoil S1 is a powerful piece of water sports equipment and there are certain risks inherent in
using this product and participating in this sport. Failure to operate this product in a correct and safe way
may result in product damage or property damage, and/or may result in injury or death to you or others.
Therefore, please read this user manual carefully and completely, and fully understand the product
functions, safety guide, operating guide, etc. before using this product. Please do not use this product
before fully understanding the inherent risks and usage procedures of this product, and do not use
components not provided or recommended by Hobbywing Technology. Please be sure to strictly abide
by the safety guide, operating guide, in the user manual. In view of the possible safety risks associated
with the use of this product, Hobbywing Technology strongly recommends that users should purchase
appropriate accident insurance and third-party liability insurance for yourself and others.

Security summary

There is an inherent risk of injury or even death in using this product and participating in this sport, and users are advised to acknowledge and accept this inherent risk in using this product. In order to reduce risks, please read carefully and comply with the contents of this manual before using the product. Do not use this product immediately before fully understanding the inherent risks and procedures for its use.

Usage warning

• This product is only allowed to be used on water. Necessary safety measures should be taken when using this product, and a life jacket and safety helmet should be worn.
• When using this product, ensure that the water depth is at least 5 meters. When using, please be sure to pay attention to the underwater environment (such as rocks, plants, animals, etc.) and the water surface environment (such as the distance from the shore, boats, other water sports people, etc.).
• Do not use this product in waters with swimmers or divers. Do not use this product in waters with obstacles or many animals and plants.
• Do not transport products or parts on the roof of a car. Failure to do so may result in serious damage to the product or components.
• Do not use this product in adverse weather conditions.
• Do not use this product after drinking alcohol.
• Do not allow others to use this product without fully understanding its proper use procedures and risks.
• Please make sure that all parts are not damaged before use. Do not use products or parts that are damaged or malfunctioning.
• Please make sure that no foreign matter (such as water, sand or other debris) has penetrated into the product parts before use.
• Please ensure that the product's load does not exceed 120kg during use.
• Please make sure to ride the surfboard at a safe speed during use so that the surfboard can stop in time to avoid any possible sudden dangers.
• Please make sure to keep a certain distance from the shore during use so that you can swim back if the product suddenly stops running.
• Please be sure to use Hobbywing Technology original accessories. Use of non-original accessories may cause product damage and personal danger.
• Please be sure to use this product within a safe range and do not perform dangerous operations, such as speeding, sharp turns, extreme actions, etc.
• Please be sure to strictly abide by local laws and regulations, and use of this product in prohibited areas is strictly prohibited.