Frequently asked questions

It fits doors 35–55 mm (1⅜″–2⅛″) thick with a 60 or 70 mm (2⅜″ or 2¾″) backset and a standard 54 mm (2⅛″) deadbolt hole. It replaces most single-cylinder deadbolts without special hardware. Use our door-fit checklist, or email a photo of your door edge to sales@rensolstore.com and we'll confirm the fit.

It is rated for −10 °C to 55 °C and 10–95% humidity. It suits condo and apartment suite doors, office doors and sheltered entries. It is not for doors exposed to rain, snow or temperatures below −10 °C. See Smart locks in a Canadian winter.

Five: PIN code, RFID card (2 included), fingerprint, the TTLock app and the manual key (2 included). Inside, there's a thumb knob and a button to lock or unlock.

Up to 100 fingerprints, 1,000 RFID cards and 250 passcode groups, all managed in the TTLock app.

No hub is needed. Bluetooth pairs the lock with your phone and lets you manage it nearby. For remote unlocking, alerts and the live camera, connect the lock to 2.4 GHz Wi-Fi during setup in the TTLock app.

No. Live view and doorbell calls work without one. Saving video recordings needs an optional TTLock cloud plan.

The 2,500 mAh rechargeable lithium battery lasts about 1,000 normal unlocks, roughly 3.5 months per charge. Low-battery alerts appear in the app. Charge it with a USB-C cable. Use only the supplied lithium battery pack; alkaline batteries aren't supported and may damage the lock.

You're not locked out. Connect a power bank to the USB-C emergency port on the front panel and enter your code, or use one of the two manual keys.

Permanent, timed, recurring (for example every weekend 10:00–20:00) and one-time codes (valid for 6 hours, single use), plus a clearing code that cancels previously used codes. A new code must be used once within 24 hours of its start time or it stops working. eKeys for the app come in similar types. See our guest access guide.

When a visitor presses the bell, your phone gets a video call in the TTLock app so you can see and talk to them. You can also open the camera view at any time. For reliable call alerts, allow TTLock notifications and background activity on your phone. The camera needs the lock connected to Wi-Fi.

Yes, if you're comfortable with a screwdriver and drill. Allow 30–60 minutes for a standard deadbolt replacement; the drilling template and screws for both door thickness ranges are in the box. See Installation help. If you're not comfortable drilling, we recommend a handyman or locksmith: damage from incorrect installation isn't covered by the warranty.

A 1-year limited warranty on electronic parts and a limited lifetime warranty on mechanical parts and finish, against defects in materials and workmanship. It covers the original residential purchaser. Units a landlord installs for tenants, and business or commercial installations, are not covered. Full terms are on our Warranty Policy page. For help before or after you buy, email sales@rensolstore.com or call +1 613-800-4050 (Mon–Fri, 9 am–5 pm ET).

• Change the factory passcode (123456) before first use.
• Turn off Bluetooth broadcast in the lock's settings in TTLock after setup, so nearby phones can't discover it. PIN, fingerprint, card, key and Wi-Fi unlocking still work. Turn it back on briefly to add fingerprints or cards or to update firmware.
• Share access only with people you trust, and delete codes and eKeys you no longer need.

Yes. If you're buying 3 or more for rentals, tenants or an office, request a trade quote. Please note our warranty covers residential purchasers only; see the Warranty Policy.