The video is the easiest way to install your product. Watch it through first — then use the step-by-step instructions below if you get stuck on anything.
Step by step
Install & set up
Got stuck on part of the video, or prefer written steps? Open each task in order and tick the steps as you go — your progress is saved on this device.
Troubleshooting
Fix a problem
Work through the quick checks first — most issues are solved without tools.
Watch
More videos
Need more help?
Pre-written support requests
Pick the closest match below — each message is pre-written with everything our support team needs to solve it fast. Copy it, fill in the blanks and send it via our contact page.
The lock cylinder is stuck and the door won't open. What can I do?
1. Check for any foreign objects inside the lock cylinder that may be blocking the key.
2. Inspect the key for any damage that could prevent it from working.
3. Apply a small amount of lubricant to the lock cylinder and try the key again.
How is the security of the WiFi communication guaranteed?
We partner with Tuya, which provides financial-grade cloud security. Your data is protected by a comprehensive system including:
Data Encryption: Full AES encryption for all communications.
Identity Verification: Proprietary algorithms for robust authentication.
Dynamic Passwords: Dynamically assigned keys for enhanced security.
Channel Encryption: Full TLS encryption for data transmission.
Security Chip: Optional independent chip for hardware key protection.
Virtual Device: Rapid recovery capability in case of an attack.
Continuous Monitoring: Collaboration with professional security agencies for an evolving defense system.
What should I do if rainwater seeps into the external door panel?
Check if the upper studs on the panel are properly installed. If not, first dry any internal moisture carefully (e.g., with a fan on a cool setting, avoiding damage to electronics), then correctly install the studs as per the instruction manual.
How long can 8 AA batteries last?
With normal use, the batteries should last for at least 10 months.
How do I wake up the password keypad?
Simply touch the doorbell button to activate the keypad.
What should I do if the WiFi connection times out?
1. Check if the WiFi signal is strong in the lock's location.
2. Verify that the entered WiFi password is correct.
3. Restart the lock by powering it off and on, then repeat the connection process.
The fingerprint sensor doesn't respond when first pressed. What should I do?
To prevent accidental activation and save power (e.g., from rain), the fingerprint sensor requires a manual wake-up. First, activate the keypad by touching the doorbell button, then use the fingerprint sensor to unlock.
What is the effective WiFi connection range?
The WiFi should be within a 15-meter range for reliable networking.
What is the recommended installation height for the video camera?
For optimal performance:
The lock should be installed approximately 95 cm from the ground.
With a 30 cm arm length, the photographic range is 110-180 cm.
With a 50 cm arm length, the photographic range is 100-190 cm.
With a 60 cm arm length, the photographic range is 100-200 cm.
How do I add or delete fingerprints?
Press the settings button, verify your identity as an administrator, and then follow the system's voice prompts to add or delete fingerprints.
What should I do if fingerprint recognition is occasionally unsuccessful or insensitive?
Clean your finger and the fingerprint sensor.
Ensure correct finger placement and try multiple times.
When registering a fingerprint, try scanning from different angles or register fingerprints from multiple fingers.
Is the fingerprint sensor waterproof and fog-proof?
The lock has an IP65 waterproof rating, similar to many mobile phones. For optimal performance, please ensure your fingers and the fingerprint sensor are dry during use.
How many fingerprints can this lock store?
100 fingerprints.
Identify your product
Serial number location
Contour V
Technical information
Product details
Installation
Lock Type
Latch
Backset
60/70mm backset
Door Thickness
35-54mm
Specifications
Emergency power
Micro USB
Doorbell
Support
Battery Type
8 x AA Alkaline batteries
Battery Life
> 6 months
APP
Blusafe Smart
Standard
AS 1428.1–2021
Standard
AS 1530.4:2014
Standard
US California Proposition 65
Standard
FCC
Card
100
Fingerprint
100
Passcode
100
Material
Zinc alloy
Waterproof
IP65
Operating Temperature
-25℃ ~ 75℃/-13℉ ~ 167℉
Built-In Wi-Fi
2.4GHz WI-FI
E-key
20
Mechanical Keys
3 pcs
Blusafe U.S. support
Still need help with Contour V?
Send the model, serial number, order number, and a short description of the issue. Photos are welcome.