433MHz Remote Controller Door Lock Remote Control Key For WF-010 WF-011 WF-011A WF-019 Invisible Door Lock Note: These remote controllers only fit for WAFU WF-010/011/019 model remote control locks. They are not compatible with WF-008/018 models. If you are unsure of your lock model, please to confirm before placing your order. Power Supply: Built-in CR2016 (3V) Button Battery Compatibility: WF-010, WF-011, WF-011A, WF-019 (Not compatible with WF-008 or WF-018) Function: Lock and Unlock Item Size (Each): 6 x 3 x 1 cm Item Weight (Each): 25g This remote controller is designed for use with WAFU WF-010, WF-011, and WF-019 door lock systems. How to Set Up the Remote Controllers: 1. Open the battery cover. 2. Locate the "Setting Key" in the middle of the left battery compartment. 3. Press and hold the "Setting Key" for approximately 2 seconds. 4. The LED light will illuminate and emit a "beep, beep" sound. 5. Press each remote control button for one second until a "beep" sound is heard. This process also applies to telephone controllers and code boards. 6. Press the "Setting Key" again for one second until it beeps twice. 7. Test each remote to ensure proper operation after setup. 8. If any remote does not function, repeat the above steps to reset it. Resetting Method for Lost or Damaged Remotes: 1. If a remote controller is lost, reset the remaining remotes to ensure security. 2. Follow the setup steps above to reprogram the working remotes. 3. After resetting, the lost remote will no longer function. You can then safely use a new remote. What's Included: 1 x Remote Controller Why Choose WAFU: 1. Strong anti-theft performance helps prevent unauthorized access. 2. Secure transmission mode with variable frequency signals to enhance security. 3. Reliable receiving mode with low interference and high signal accuracy. 4. High-quality construction with a keyless design for added durability. 5. Smart system uses dedicated remote controls, eliminating password-related security risks. 6. Indoor installation design lock body is installed inside, improving exterior security and protection.