1. Introduction
The BITIWEND Smart WiFi Wireless Doorbell Chime is designed to provide an audible and visual alert inside your home when your compatible video doorbell is pressed. It connects wirelessly to your existing Google Nest, Ring, or Blink doorbell system via a dedicated app, eliminating the need for complex wiring. This manual provides detailed instructions for setup, operation, and troubleshooting to ensure optimal performance of your device.

Image: The BITIWEND Smart WiFi Wireless Doorbell Chime providing an indoor alert.
2. What's Included
Your package includes:
- 2 x BITIWEND Smart WiFi Wireless Doorbell Chime units

Image: The chime's compatibility with different video doorbell brands.
3. Setup Instructions
3.1. Power On
Plug the chime unit into a standard electrical outlet. The LED indicator on the chime will illuminate.
3.2. App Connection (Smart Life / Tuya Smart)
- Download and install the 'Smart Life' or 'Tuya Smart' app on your smartphone from your device's app store.
- Open the app and register or log in to your account.
- Tap 'Add Device' or the '+' icon in the app.
- Select 'Wireless Doorbell' from the device list.
- Follow the in-app instructions to connect the chime to your 2.4GHz Wi-Fi network. Ensure your Wi-Fi network is 2.4GHz, as 5GHz networks are not supported. Enter your Wi-Fi password when prompted.

Image: Visual guide for plugging in the receiver and app setup.
3.3. Link with Alexa (for Google Nest, Ring, Blink Integration)
- Open the Smart Life or Tuya Smart app.
- Navigate to the 'Service Center' and select 'Alexa'.
- Follow the prompts to link your Smart Life or Tuya Smart account with your Amazon Alexa account.
- Once linked, open the Amazon Alexa app.
- Go to 'Skills & Games' and search for 'Google Nest', 'Ring', or 'Blink' (depending on your video doorbell brand).
- Enable the relevant skill and link your video doorbell account with Alexa.
- Create a 'Routine' in the Alexa app:
- Go to 'More' -> 'Routines'.
- Tap the '+' icon to create a new routine.
- Under 'WHEN', select 'Smart Home' and choose your video doorbell (e.g., 'Front doorbell' or 'Video Doorbell - 0WC1'). Select 'Doorbell' as the capability.
- Under 'ALEXA WILL', select 'Smart Home' -> 'Doorbells' -> 'Wireless Doorbell'. Choose 'Light and Sound' for the alert mode.
- Save the routine.
Video: Instructions on how to set up the BITIWEND chime with Google Nest via Alexa.
Video: Instructions on how to set up the BITIWEND chime with Blink Video Doorbell via Alexa.
4. Operating Instructions
4.1. Volume Adjustment
The chime features 5 adjustable volume levels, up to a maximum of 110dB. Adjust the volume using the controls on the device or through the connected Smart Life/Tuya Smart app.
4.2. Chime Tone Selection
Choose from 58 unique chime tones via the Smart Life or Tuya Smart app. This allows for personalization for different occasions or preferences.
4.3. Alert Modes
Select between Sound Only, Flash Only (Silent), or Sound + Flash modes to suit your environment and needs. This can be configured in the app or through your Alexa routine.
4.4. Wireless Operation
Once set up and linked, the chime will automatically sound and/or flash when your compatible video doorbell is pressed, providing an indoor alert without relying solely on your smartphone notifications.

Image: The chime provides alerts throughout the home.
5. Features
- Universal Compatibility: Works with Ring, Blink, and Google Nest video doorbells.
- Wireless Connectivity: Connects via 2.4GHz Wi-Fi, no wiring required for the chime unit.
- Customizable Alerts: 58 selectable music tones and 5 adjustable volume levels (up to 110dB).
- Visual Alert: Integrated LED light provides a visual notification.
- Memory Function: Retains settings after power loss.

Image: Key features of the BITIWEND WiFi Doorbell Chime.
6. Maintenance
- Cleaning: Wipe the chime unit with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
- Placement: Ensure the chime is plugged into a stable power outlet and is not obstructed by large metal objects that could interfere with the Wi-Fi signal.
- Firmware Updates: Periodically check the Smart Life or Tuya Smart app for any available firmware updates for your chime to ensure optimal performance and security.
7. Troubleshooting
- Chime not sounding:
- Ensure the chime is plugged in and powered on.
- Verify the volume is not set to silent or too low.
- Check the app connection and Alexa routine setup. Ensure the routine is enabled and correctly configured to trigger the chime when the doorbell is pressed.
- Confirm your Wi-Fi network (2.4GHz) is active and the chime is connected.
- Difficulty connecting to Wi-Fi:
- Ensure your Wi-Fi network is 2.4GHz. This device does not support 5GHz networks.
- Verify the Wi-Fi password is entered correctly in the app.
- Move the chime closer to your Wi-Fi router during the initial setup process.
- Restart your Wi-Fi router and try again.
- Alexa integration issues:
- Confirm the Smart Life/Tuya Smart skill is enabled and linked in the Alexa app.
- Ensure your video doorbell skill (Google Nest, Ring, Blink) is also enabled and linked.
- Check the Alexa routine to ensure it is correctly configured to trigger the wireless doorbell.
8. Specifications
| Manufacturer | BITIWEND |
| Model Number | B24 |
| Item Weight | 7.4 ounces |
| Product Dimensions | 3.62 x 3.54 x 4.88 inches |
| Color | Black |
| Included Components | Doorbell chime |
| Batteries Required | No |
| Wi-Fi Frequency | 2.4 GHz |
| Volume Levels | 5 (up to 110dB) |
| Music Tones | 58 |

Image: Physical dimensions of the chime unit.
9. Warranty & Support
For warranty information and technical support, please refer to the official BITIWEND website or contact their customer service directly. Keep your purchase receipt for warranty claims. Contact details can typically be found on the product packaging or the manufacturer's official website.



