Disclaimer

Last updated: October 28, 2026

GridDiscount is a commercial website that earns money through affiliate links. Here’s what that means for you.

Affiliate links and commissions

Some links on this site, including buttons such as “Check price at Anker Canada”, are affiliate links. If you click one and make a qualifying purchase, we may receive a commission from the retailer or its affiliate program. You do not pay more because of this.

Commissions may influence which products we choose to cover, but they do not change the facts we report. We aim to list drawbacks and limitations alongside the strengths of every product we recommend.

Prices and availability

Prices, promotions, bundles and stock levels are set by retailers and can change at any time. Any price on this site is the price we saw at the time of writing and may no longer be current. Always confirm the price, availability, shipping and return terms on the retailer’s website before you buy.

Product information

Product specifications are taken from manufacturer and retailer listings. We do not run laboratory tests, and we do not publish invented ratings or reviews. Where we describe what owners say, it is a summary of publicly available feedback, clearly labelled as such.

No professional advice

Our guides are general information. They are not a substitute for advice from a licensed locksmith or security professional. Check that any product suits your door, your home and local rules before installing it.

Trademarks

eufy, Anker and other brand names are trademarks of their respective owners. GridDiscount is not owned by, operated by or affiliated with these brands beyond participating in affiliate programs.

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