- Regular price
- £57.99
- Regular price
- £57.99
Copied keys and missed handovers make doors hard to manage for families, rentals and small offices. This smart cylinder swaps into a standard Euro profile lock and adds fingerprint, passcode, NFC card and app entry alongside a mechanical key – without changing your existing handles.
Why you'll like it
- Five entry methods – semiconductor fingerprint, passcode, NFC card, Tuya/Smart Life app and mechanical key.
- Shared access – manage codes and view access records in the app within about 10 m.
- Euro profile fit – suits uPVC, composite, wooden and narrow-frame aluminium doors, keeping your existing handles.
- Low-battery alert – with emergency power or backup mechanical keys as fall-backs.
- Solid build – painted ADC12 aluminium alloy and ABS body with an electroplated copper cylinder.
Good to know
- Requires 3 × AAA batteries (not included).
- Fits doors 3.5–5 cm thick; suits left- or right-hand doors.
- Emergency charging works with a USB-A to USB-C cable only – USB-C to USB-C cables are not supported.
- DIY installation; tools, screws, fittings and a size guide are included. Arrives in 1 box, 0.6 kg.
FAQs
Do I need to change my door handles?
No – it replaces a standard Euro profile cylinder and works with your existing handles.
Which doors does it suit?
uPVC, composite, wooden and narrow-frame aluminium doors 3.5–5 cm thick.
What if the batteries run out?
Use emergency power (USB-A to USB-C cable) or the backup mechanical keys.
Delivery
Delivery
Free UK delivery on this item, usually arriving within 3–5 business days. We'll email you a tracking link as soon as it's on its way. Full details are in our delivery information.
Returns
Returns
Changed your mind? You can return this item within 30 days of delivery for a full refund. Just get in touch and we'll guide you through it.
If anything arrives damaged, faulty or not as expected, let us know and we'll put it right. Full details are in our returns policy.
Need help?
Need help?
Email us at hello@10grains.co.uk or call 020 3937 7855, Monday to Friday, 9:00am to 5:00pm UK time. We aim to reply within one business day. For order-specific help, please include your order number.
Copied keys and missed handovers make doors hard to manage for families, rentals and small offices. This smart cylinder swaps into a standard Euro profile lock and adds fingerprint, passcode, NFC card and app entry alongside a mechanical key – without changing your existing handles.
Why you'll like it
- Five entry methods – semiconductor fingerprint, passcode, NFC card, Tuya/Smart Life app and mechanical key.
- Shared access – manage codes and view access records in the app within about 10 m.
- Euro profile fit – suits uPVC, composite, wooden and narrow-frame aluminium doors, keeping your existing handles.
- Low-battery alert – with emergency power or backup mechanical keys as fall-backs.
- Solid build – painted ADC12 aluminium alloy and ABS body with an electroplated copper cylinder.
Good to know
- Requires 3 × AAA batteries (not included).
- Fits doors 3.5–5 cm thick; suits left- or right-hand doors.
- Emergency charging works with a USB-A to USB-C cable only – USB-C to USB-C cables are not supported.
- DIY installation; tools, screws, fittings and a size guide are included. Arrives in 1 box, 0.6 kg.
FAQs
Do I need to change my door handles?
No – it replaces a standard Euro profile cylinder and works with your existing handles.
Which doors does it suit?
uPVC, composite, wooden and narrow-frame aluminium doors 3.5–5 cm thick.
What if the batteries run out?
Use emergency power (USB-A to USB-C cable) or the backup mechanical keys.
| Overall size | 4.2 L × 4.2 W × 16 H cm |
|---|---|
| Entry methods | Fingerprint, passcode, NFC card, app, mechanical key |
| App | Tuya / Smart Life (Bluetooth) |
| Bluetooth range | Up to 10 m |
| Lock type | Euro profile cylinder |
| Suitable door thickness | 3.5–5 cm |
| Door handing | Left- and right-hand doors |
| Power supply | 3 × AAA batteries (not included) |
| Emergency charging | USB-A to USB-C cable only (USB-C to USB-C not supported) |
| Colour | Black (exterior) & Silver (interior) |
| Material | ADC12 aluminium alloy, ABS, copper |
What's in the box
- 1 × smart door cylinder
- 1 × tool set
- 1 × screw components set
- 1 × fittings set
- 1 × instruction manual
Delivery packaging
- 1 carton: 26 × 11 × 7 cm, 0.6 kg
Useful for checking doorways, stairs and lifts before delivery.