Introduction
The CARPBABA M8/M6 WiFi Video Doorbell is a smart home security device designed to provide convenience and safety for your home. Featuring a wireless design, HD camera, PIR motion detection, and infrared night vision, it allows you to monitor your doorstep, communicate with visitors, and receive alerts directly on your mobile device. This manual will guide you through the installation, operation, and maintenance of your new video doorbell.
Product overview video demonstrating key features like two-way audio, night vision, and wireless setup.
Package Contents
Please check the package for the following items:
- M8/M6 WiFi Video Doorbell Unit (Black or White)
- Wireless Chime/Receiver Unit (Black or White)
- USB Power Cable for Receiver
- Mounting Accessories (adhesive tape, screws - implied by "Ready to stick and use")
- User Manual (this document)

Image of the black WiFi Video Doorbell and its wireless chime.
Specifications
| Feature | Detail |
|---|---|
| Connection Way | WiFi + Bluetooth |
| Input Voltage | DC5V 2A |
| WiFi Type | 2.4GHz 802.11b/g |
| Viewing Angle | 75° |
| Lithium Battery | 400mAh |
| Receiving Distance | 150m (in open area) |
| Doorbell Dimensions (H x W x D) | 8.5cm/3.35in x 5.3cm/2.06in x 2.4cm/0.94in |
| Receiver Dimensions (H x W x D) | 5.5cm/2.17in x 4.2cm/1.65in x 2.5cm/0.98in |

Detailed product parameters including dimensions and technical specifications.
Setup Guide
1. Installation
The CARPBABA WiFi Video Doorbell features a wireless design for easy installation:
- No network cable required.
- No complex wiring needed.
- No drilling or cutting holes.
- Ready to use with simple stick-on mounting.
Choose a suitable location near your door, ensuring good WiFi signal coverage. Use the provided adhesive backing or screws to securely attach the doorbell unit.

Illustration of the wireless installation process, emphasizing no wiring or drilling.
2. App Download & Device Pairing
To utilize the smart features of your doorbell, you need to download the companion app and pair your devices.
- Download the App: Scan the QR code below or search for "Kement" (or "Tuya Smart" if Kement is not found, as it works with Tuya) in your mobile app store (App Store for iOS, Google Play Store for Android).

QR code for downloading the Kement app to manage your doorbell.
- Power On Receiver: Connect the USB end of the wireless chime/receiver to a power supply using a standard USB adapter (not included).
- Initiate Receiver Pairing: Long press the pairing key on the receiver for 3 seconds. The synthetic light on the receiver will start flashing, indicating it's in pairing mode.
- Pair Doorbell: Press the main button on the doorbell unit. The receiver will ring, confirming that the matching process is successful.
- Connect to WiFi: Follow the in-app instructions to connect your doorbell to your home's 2.4GHz WiFi network.

Visual guide for pairing the doorbell unit with its wireless receiver.
Operating Instructions
1. Two-Way Audio Communication
When a visitor presses the doorbell, you will receive a notification on your mobile phone. Open the app to see and speak with your visitor in real-time.

Demonstration of using two-way audio to communicate with a visitor via the mobile app.
2. Night Vision
The doorbell is equipped with IR Night Vision, allowing clear visibility and recording even in complete darkness. This ensures continuous security monitoring around the clock.

Image illustrating the doorbell's infrared night vision capability with a 75-degree viewing angle.
3. PIR Motion Detection & Alerts
The integrated Passive Infrared (PIR) sensor detects motion near your door. Upon detection, the doorbell will trigger an alarm (if configured) and send instant notifications to your mobile device, allowing you to view live footage or recorded events.
4. Image Capture & Video Recording
The doorbell can capture images and record video clips of events. These snapshots and video recordings are saved to the cloud for easy access and review.
5. Voice Changer Intercom
For added privacy and security, especially for children or when home alone, the doorbell features an intelligent voice changer function. This allows you to alter your voice during two-way communication.

Illustration of the voice changer intercom feature for enhanced privacy.
6. Family Sharing Control
The main account holder has exclusive permissions and can easily share access to the doorbell with family members. Up to 8 users can be granted access to view and interact with the doorbell, allowing the whole family to enjoy smart home security.

Image showing family sharing control and offline notification settings within the app.
7. Offline Notification
Receive notifications if your doorbell goes offline, ensuring you are always aware of its operational status, even when you are away from home.
8. Cloud Storage
The doorbell supports unlimited cloud storage for captured images and video recordings. A free 30-day cloud storage service is provided for pictures, with no SD card required.

Illustration of the cloud storage feature, allowing access to recordings anytime.
Maintenance
Battery Charging
The doorbell unit is powered by a 400mAh Lithium Battery. It offers a long standby time of up to 365 days. When the battery is low, you will receive a low battery reminder via the app.
- Charging Time: Approximately 1.5 hours for a full charge.
- Charging Method: Use a standard USB charger (DC5V 2A recommended) and the provided USB cable to charge the doorbell unit.

Image detailing the 400mAh lithium battery, 365-day standby, and 1.5-hour charging time.
Troubleshooting
- Doorbell not pairing with receiver: Ensure both devices are powered on and within range. Re-attempt the pairing steps (long press receiver key for 3s, then press doorbell button).
- No app notifications: Check your phone's notification settings for the Kement/Tuya app. Ensure the doorbell is connected to WiFi and has sufficient battery.
- Poor video quality: Verify your WiFi signal strength at the doorbell's location. Move the doorbell or router closer if necessary.
- Doorbell offline: Check WiFi connection and power supply. Recharge the doorbell if the battery is low.
User Tips
- Optimal Placement: Install the doorbell at a height that allows for a clear view of visitors and effective motion detection.
- Regular Charging: Although the battery has a long standby time, regular charging (e.g., once every 2-3 months) will ensure uninterrupted operation.
- Utilize Voice Changer: For enhanced security, especially when children are home alone, make use of the intelligent voice changer feature.
- Family Access: Share access with trusted family members to ensure everyone can monitor the doorstep and respond to visitors.
- Cloud Storage Review: Regularly review your cloud storage for any missed events or to keep important recordings.
Warranty & Support
For warranty information and technical support, please refer to the seller's policy or contact CARPBABA customer service directly. Keep your purchase receipt for any warranty claims.





