Includes all taxes
Product Introduction
CDOK 2025 new M6Tuya Bluetooth smart lock, this is a new door lock, suitable for offices, bedrooms, passages, apartments, etc., divided into two colors, four options, those who need remote management can choose the option with gateway
Details parameters
1. Model: M6
2. APP: Tuya APP/Smart Life APP
3. Unlocking methods: APP, fingerprint, password, IC card, key
4. Password capacity: fingerprint + password + IC card (250 sets)
5. Battery: Use four AAA batteries (not included)
6. Emergency power supply: If the battery is out of power, you can use the key or Type-C emergency power supply interface to unlock (the interface is only used for temporary power unlocking, no charging function)
7. Gateway: Adding a gateway can remotely unlock and remotely manage. If you don’t add a gateway, the APP can only be used by connecting to Bluetooth at close range
8. Suitable door thickness: 30-52mm

Password unlocking
Password capacity is 100 groups, supports virtual password function, can add virtual numbers before and after entering the correct password to prevent password leakage
Access card unlocking
The access card capacity is 100 sets. We have equipped two access cards for you to use. You only need to bind them in the APP. If the card is lost, you only need to unbind it in the APP and the card will be invalid.
Key unlocking
We have two spare keys, which are enough for you to unlock normally in various emergencies
Fingerprint unlocking
100 sets of fingerprint capacity, using the latest upgraded semiconductor recognition sensor, suitable for all kinds of people, simple operation, fast door opening
Normally open mode
Click the rear handle button to turn on the normally open mode. This function is used in places where there is frequent flow of people in the channel to avoid repeated unlocking and save electricity.
Emergency interface
When the battery is out of power and there is no key, you can use the Type-c emergency power interface to unlock the door (this function does not have a charging function)


Product size
Please confirm whether the door thickness and product size are suitable for your door before placing an order to avoid unnecessary trouble
Lock body size
We use a 60/70 length adjustable small single tongue lock body

Product package list
Smart lock x1
Key x1
Access card x2
Lock body x1
Screw package x1
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.
Share your thoughts with other customers