Includes all taxes
3D facial recognition+palm vein recognition fully automatic visual intercom intelligent door lock
Remote control | Real time intercom | Multiple unlocking | Security alarm
🚪 Intelligent unlocking, one step at a time
3D facial recognition: using 3D encryption algorithm to quickly identify multi-dimensional features such as forehead, eyeballs, nose, chin, etc., with an error rate of less than 0.001%
Palm vein recognition: near-infrared imaging technology, identifying subcutaneous vein vessels, safe and touchless
Semiconductor fingerprint: 0.5 second fast recognition, supports virtual password anti peeping, privacy worry free
Temporary password: can generate a one-time password, convenient for friends, family, and caregivers to enter and exit temporarily
APP remote unlocking: No matter where you are, one click remote door opening, real-time voice intercom



📱 Intelligent interconnection, visualized security
Built in video doorbell: When visitors ring the bell, their phones receive instant video calls, allowing for remote face-to-face communication
Real time monitoring: The app allows users to view updates outside the door at any time, and supports photography, video recording, and voice communication
Operation record query: Record door opening logs 24/7 to keep track of entry and exit situations at any time
Tuya WiFi intelligent linkage: supports smart home linkage and creates a smart security system






🔒 Multiple protections, doubled safety
C-level lock cylinder+anti pry alarm: In case of abnormal pry, immediately sound and light alarm and push to mobile phone
Input error alert: Automatic lock and alarm for 5 consecutive password errors
Low battery reminder: If the battery level is below 20%, it will automatically prompt to replace the battery
Emergency mechanical key&USB emergency power supply: dual emergency protection, can enter even without power
🔋 Long lasting battery life, convenient installation
4200mAh detachable lithium battery: ultra long standby, supports repeated charging, safe and environmentally friendly
Compatible with multiple lock bodies: supports 6068 anti-theft lock bodies
Installation friendly: compatible with various lock hole specifications such as 24 × 240 square steel, 30 × 240 cylindrical, etc

📦 Product Parameters
Battery type: Rechargeable lithium battery 4200mAh
Unlocking methods: 3D face, palm vein, fingerprint, password, temporary password APP、 mechanical key
Communication method: Wi Fi direct connection
Lock body type: 6068 standard anti-theft lock body (optional safety hook version)
Material: Zinc alloy panel+explosion-proof glass screen




Payment Policy – BILLIONS BIRDS
At BILLIONS BIRDS, we are committed to providing a safe, secure, and seamless payment experience for our customers.
1. Accepted Payment Methods
We accept the following payment options:
Major Credit & Debit Cards (Visa, MasterCard, American Express)
Secure Online Payment Gateways (such as PayPal, Stripe, or other providers available at checkout)
Any additional payment methods displayed during checkout
All payments must be completed in full at the time of purchase.
2. Secure Transactions
All transactions are processed through encrypted and secure payment systems to protect your personal and financial information. We do not store your full payment details on our servers.
3. Currency
Prices are displayed in the currency indicated on the website. If you are purchasing from another country, your bank may apply currency conversion fees.
4. Order Confirmation
Once your payment has been successfully processed, you will receive an order confirmation email containing your purchase details.
5. Failed or Declined Payments
If your payment is declined, please verify your billing information or contact your bank. Orders will only be processed after successful payment confirmation.
6. Fraud Prevention
BILLIONS BIRDS reserves the right to cancel or refuse any order if fraud or unauthorised activity is suspected.
Delivery Policy – BILLIONS BIRDS
At BILLIONS BIRDS, we are dedicated to delivering your orders safely and efficiently.
1. Order Processing
All orders are processed within 1–3 business days after payment confirmation. Orders are not processed or shipped on weekends or public holidays.
2. Shipping Times
Estimated delivery times vary depending on your location:
Domestic Shipping: 3–7 business days
International Shipping: 7–15 business days
Please note that delivery times are estimates and may vary due to customs procedures, carrier delays, weather conditions, or other unforeseen circumstances.
3. Shipping Costs
Shipping fees are calculated at checkout based on your location and selected shipping method. Any customs duties, taxes, or import fees are the customer's responsibility.
4. Tracking Information
Once your order has been shipped, you will receive a confirmation email with tracking details (if available) so you can monitor your package.
5. Delivery Issues
If your order is delayed, lost, or arrives damaged, please contact us within 7 days of the expected delivery date. We will work with the shipping carrier to resolve the issue as quickly as possible.
6. Incorrect Shipping Information
Customers are responsible for providing accurate shipping details at checkout. BILLIONS BIRDS is not responsible for orders shipped to incorrect addresses provided by the customer.
Refund Policy – BILLIONS BIRDS
At BILLIONS BIRDS, customer satisfaction is our top priority. If you are not completely satisfied with your purchase, we’re here to help.
1. Return Eligibility
You may request a return within 14 days of receiving your order. To qualify for a return:
The item must be unused, unworn, and in the same condition as received.
The item must be in its original packaging.
Proof of purchase (order confirmation or receipt) is required.
Certain items may not be eligible for return, including clearance items, gift cards, or personalised/custom products.
2. Non-Refundable Items
The following items are non-refundable:
Final sale or discounted items
Gift cards
Items damaged due to misuse, negligence, or improper care
3. Return Process
To initiate a return, please contact our customer support team with your order number and reason for return. If your return is approved, you will receive instructions for returning the item.
Unless the item is defective or incorrect, customers are responsible for return shipping costs.
4. Refund Processing
Once we receive and inspect your returned item:
We will notify you of the approval or rejection of your refund.
If approved, the refund will be issued to your original payment method within 5–10 business days.
Please note that banks or payment providers may require additional time to process refunds.
5. Damaged or Incorrect Items
If you receive a damaged, defective, or incorrect item, please contact us within 7 days of delivery and provide clear photos of the product and packaging. We will arrange a replacement or full refund at no additional cost.
6. Late or Missing Refunds
If you have not received your refund:
Check your bank account again.
Contact your credit card company or payment provider.
If the issue persists, don't hesitate to contact our support team for assistance.
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