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After-sales Service Letter of Commitment
Thank you for choosing HARFO door lock.
All products purchased from our company are guaranteed to keep in good for 1 year.
If problems happen in guarantee period, not need to return it. Contact us and our
company will solve it for free. Additionally, our company providet technical support
and fittings for life. After-sales service isn't restricted by time and we will assign
technical personnel to solve your problems immediately after receiving your email.
Looking for installation video?
Visit our Amazon store or YouTube for installation videos, FAQs and more.
HARFO Amazon store:
www.amazon.com/harfo
Search “
HARFO HL10
” on YouTube.
Welcome to link HARFO facebook, and get more promotions.
Please contact us before returning the lock. We are here to help you!
E-mail: [email protected]