JL300-TT
Full-height front panel, fingerprint in the handle, mechanical key as backup.
Five ways in
What it does: JL300-TT
A code valid for a set time: a cleaner’s visit or a weekend stay.
The lock closes by itself — no need to remember the key.
If the batteries run flat, the lock can be powered from an external source.
Fire certification of the platform, per the manufacturer’s catalogue.
A camera on the outer panel — see the visitor before you open.
A display on the inside panel shows who is at the door, no phone needed.
TTLock — an app built for locks
A specialised app for locks and access control. The widest part of the Ujeeo range runs here.
The lock works over Bluetooth. Add the JH1040W gateway for remote control.
Which doors it fits
Before ordering, check the door material and leaf thickness — they decide whether the lock fits your door.
One platform — three versions
JL300-TT
Before you choose
Didn’t find an answer — a technical specialist will reply within a working day.
Write to us →The key parameters are leaf thickness and mortise type (6068, Euro, 72/85, deadbolt). Both are listed in every model’s specification. Glass doors have their own 400/470 series.
The lock warns of low charge in advance. If power does run out, the door opens with the mechanical key, and most models accept emergency power over USB.
TTLock is a specialised app for locks and access control with granular rights. Tuya is a smart-home platform where the lock joins scenes with other devices. The ecosystem is encoded in the article: TT or TY.
Yes. Every lock works standalone over Bluetooth from a phone at the door, and by code, card, fingerprint or key. The JH1040W gateway is only needed for remote control.
JL300-TT — from exclusive distributor Secur
The full Ujeeo range is available from exclusive distributor Secur. Genuine hardware, fair pricing and support from the first call to the last screw.