





S5
All-Inclusive: Lock, Delivery & Installation
7 Unlock Methods – Finger vein, Password, Bluetooth, Key…
Party Mode – Effortless guest access
Indoor Deadbolt – Extra home security
Sleek Design – Modern North American homes
Smart Control – App & smart home integration
Choose options







5 Reasons
3-Sided Finger Vein Recognition
Timeless "U-Shield"Aesthetic
Smart Alerts
Smart Integration
Unlock Your Way

Next-Gen Finger Vein Recognition
vein scanning captures the internal vein pattern of your finger — a biometric that's stable, unique, and impossible to replicate.

One Scan Solves It All
Overcomes 6 Common Finger Challenges
Ultra-sensitive finger vein recognition, no hassle with finger unlocking.

Even a 5-Year-Old
Designed for Kids, Seniors, and Everyone in Between

Unlock Your Way
One Door. 7 Access Options.

Real-time smart alerts
Low battery warning、Lock tampering、Door left unlocked、Door not fully closed、Multiple failed attempts

Top-Tier Security Core
Enhanced protection against lock-picking and brute-force attacks.

A Quiet Welcome Home
Low-noise unlocking for peaceful entry — no disturbance to family

Subheading
Powered byLithium Battery
Uses a large-capacity 5000mAh lithium battery, providing over 10 months of ultra-long battery life for worry-free usage.
S5
Warranty Policy
Coverage Period: All Lockin smart locks and related products sold through nalockin.com are protected by a one (1) year limited manufacturer’s warranty, starting from the date the product is activated after installation.
What’s Covered: Defects in materials and workmanship under normal residential use. Lockin will repair or replace the product at no charge if a valid claim is received.
On-Site Service: Warranty work is typically performed on-site by an authorized Lockin technician.
No Cost to You: Labor, replacement parts, shipping, or other costs for product-related issues are covered.
Exclusions:
- Damage from misuse, abuse, accidents, or unauthorized modifications
- Damage from improper installation by non-authorized personnel
- Normal wear and tear, cosmetic damage, or consumable items (e.g., batteries)
- Environmental damage beyond recommended specifications
How to Make a Claim: Contact support@nalockin.com with proof of purchase and installation details. An authorized technician will be dispatched if needed.
Additional Coverage: Extends your protection by two (2) additional years, for a total of three (3) years from activation. Same terms as standard warranty, including on-site service at no cost.
Exclusions: Same as the Standard Warranty.
How to Purchase: Must be purchased within 30 days of installation. Contact support@nalockin.com to purchase or upgrade.
Benefits:
- Priority service scheduling
- Up to three years of full protection
This warranty gives you specific legal rights. You may also have other rights that vary by province, state, or jurisdiction. Nothing in this warranty affects those rights.