🎁 Free Proximity Dot with any smart lock. Add a Proximity Dot to your order and it’s free at checkout. 🔔 Currently being restocked. Place your order now to reserve from the next shipment. We'll email you the ETA and ship as soon as stock lands. Questions? Email [email protected]. The KS250 is a complete smart entry solution - keypad, RFID card, Bluetooth app, proximity unlock and a mechanical key backup, all built into a slim aluminium lever lock made for the front door of a New Zealand home, office or holiday rental. Managed through the TTLock app, the KS250 lets you grant access remotely, share one-off codes with guests or trades, and see exactly who came and went. The 255 × 65 mm panel sits flush against the door with a brushed alloy finish in either black or silver. Built for NZ conditions. The KS250 carries an IP65 dust- and water-resistance rating, so it stands up to wet exterior conditions on covered entries. Backed by a 2-year manufacturer warranty.* Key features TTLock app (iOS & Android) passcode sharing, eKeys, access logs, remote management IP65 dust- and water-resistant, built for NZ conditions Powered by 4 × AA batteries (8,000–10,000 unlocks / 8–12 months) Bluetooth 4.0; Wi-Fi gateway compatible for remote access from anywhere 2-year manufacturer warranty* Specifications Unlocking methods: Bluetooth App, RFID Card, Proximity Dot, PIN code, Key App: TTLock (iOS + Android) Material: Aluminium Alloy Colour: Black or Silver Panel size: 255mm (L) x 65mm (W) Backset options: 0mm, 60mm, 70mm Communication: Bluetooth 4.0 or above Supported systems: Android 4.4+, iOS 7.0+ Operating temperature: -10°C to +50°C Operating humidity: 10% to 95% Power: DC6V, 4x AA alkaline batteries (Duracell Industrial recommended) Battery life: 8,000-10,000 unlock operations (8-12 months) IP rating: IP65 Wi-Fi gateway: Compatible (sold separately for remote access) Five ways to unlock: Bluetooth app, RFID card, proximity dot, PIN code or physical key Finish: Matte black or brushed silver Operating range: -10°C to +50°C Installation The KS250 fits any standard NZ entry door with a 60 mm or 70 mm backset mortice. Select the "Handle Only" option if you already have a compatible mortice case, or choose your backset and we'll ship a matched KSE85 mortice with the lock. Confirm your door's backset (the distance from the door edge to the centre of the existing latch) Choose Handle Only, 60 mm or 70 mm at checkout Existing mortice pocket may need minor adjustment - fits most timber and aluminium doors Pair with the TTLock app in under 5 minutes after install Not sure of your backset? It’s the distance from the edge of the door to the centre of the lock cylinder. Measure yours before choosing, or contact us and we’ll help you spec it. *Warranty applies to the lock mechanism and electronics. Batteries excluded.