The EZVIZ T2C Open/Close Sensor keeps your home secure by monitoring doors, windows, and more with real-time alerts, anti-tamper protection, and up to 2 years of battery life.
EZVIZ T2C Open/Close Sensor – Smart Door And Window Monitoring For Complete Home Security
The EZVIZ T2C Open/Close Sensor is a compact, intelligent security accessory designed to instantly detect the status of your doors, windows, closets, or pet gates. Whether you want to know if you’ve left a window open or you need immediate alerts when a door is opened unexpectedly, the T2C ensures you’re always in the know. It works seamlessly with the EZVIZ Home Gateway A3 and the EZVIZ App, allowing you to monitor, receive alerts, and even trigger linked cameras for extra protection.
Smart Home Protection With EZVIZ T2C Open/Close Sensor
The EZVIZ T2C Sensor brings next-level awareness to your home security. Once connected to the EZVIZ Home Gateway, it can notify you in real time whenever a protected entry point is opened. This feature is especially useful when you’re away from home, helping you prevent unauthorized access and keeping your loved ones safe.
Its instant notification system works through the EZVIZ App, so you can check your home’s status from anywhere. You can also link the sensor with compatible EZVIZ cameras to record footage automatically when a door or window is opened.
Key Features Of EZVIZ T2C Sensor
Real-Time Open/Close Detection
The T2C is designed to instantly detect when a door or window is opened or closed. Whether it’s a main entrance door, balcony window, or even a baby’s crib gate, you’ll always have up-to-date information on their status.
Instant Alerts via EZVIZ App
Stay informed with real-time push notifications directly to your smartphone. If the sensor detects an opening, you will be alerted immediately—allowing you to take action quickly.
Anti-Tamper Alarm For Extra Security

T2C Anti-Tamper Alarm
If someone tries to remove or damage the T2C sensor, the anti-tamper alarm will trigger, alerting you to potential tampering attempts and ensuring you remain aware of any suspicious activity.
Easy Peel-and-Stick Installation
The T2C comes with a self-adhesive backing, allowing for quick and tool-free installation. Place it on doors, windows, or cabinets without drilling or damaging surfaces.
Long Battery Life With Energy-Saving Design
With up to 2 years of battery life, the T2C is both energy efficient and low maintenance. It uses two CR1632 cell batteries, and a low battery reminder ensures you’ll never be caught off guard.
Smart Integration With EZVIZ Cameras
Link the T2C with your EZVIZ smart cameras to automatically record or even activate tracking when the sensor detects movement. This adds a layer of visual verification to your home security setup.
Where You Can Use The EZVIZ T2C Open/Close Sensor

EZVIZ T2C Sensor Usage
The T2C’s compact and lightweight design makes it ideal for use in multiple locations around the home:
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Doors & Windows—Keep track of all main and side entrances.
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Closets & Cabinets – Protect valuables or restricted areas.
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Baby Cribs & Safety Gates – Ensure your child’s safety by monitoring openings.
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Pet Cages & Kennels – Get alerts if a pet gate is left open.
Its versatility makes it suitable for both residential and small business environments.
How The EZVIZ T2C Works With Your Smart Home
When connected via the EZVIZ Home Gateway A3, the T2C communicates through ZigBee 3.0 protocol, offering a stable and energy-efficient connection.
Here’s how the integration works:
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Detection—The sensor registers the open or closed state.
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Communication—It sends the data to the gateway.
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Notification—You receive instant updates on the EZVIZ App.
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Camera Link—Linked cameras can start recording automatically.
Technical Specifications Of EZVIZ T2C Sensor
| Feature | Specification |
|---|---|
| Model | CS-T2C-A0-BG |
| Operation Conditions | -10°C to 55°C (14°F to 131°F), humidity ≤95% (non-condensing) |
| Dimensions (Main) | 53.5 × 22.5 × 13.5 mm |
| Dimensions (Magnet) | 32.0 × 10.5 × 13.5 mm |
| Weight (with package) | 80 g |
| Recommended Trigger Distance | Wooden door > 25 mm, Iron door > 15 mm |
| Low Battery Reminder | Yes |
| Anti-Tamper Alarm | Yes |
| Installation | Peel-and-stick adhesive |
| Battery Type | CR1632 × 2 |
| Battery Life | Up to 2 years |
| Protocol | ZigBee 3.0 |
| Communication Range | < 200 m (open environment) |
| Certifications | CE / RoHS / REACH / WEEE / UKCA |
Benefits Of Using The EZVIZ T2C Open/Close Sensor
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Peace of Mind Anywhere—Check your home status from anywhere in the world.
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Enhanced Security—Get instant alerts for potential intrusions.
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Cost-Effective Safety – Low energy usage with long battery life.
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Easy Setup – Install in minutes with adhesive backing.
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Flexible Placement – Works on multiple surfaces and entry points.
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Integration Ready – Pairs with EZVIZ cameras for added protection.
Why Choose The EZVIZ T2C For Your Home Security?
The EZVIZ T2C Open/Close Sensor is more than just a door sensor—it’s part of a smart, connected security ecosystem. Unlike basic magnetic sensors, it offers anti-tamper protection, instant smartphone notifications, and camera integration for comprehensive safety.
Its energy-saving design and up to 2-year battery life mean you can set it and forget it while enjoying continuous protection. Plus, its sleek, compact build blends into any home décor.
Final Verdict
If you want a reliable, easy-to-install, and smart home-compatible door and window sensor, the EZVIZ T2C is an excellent choice. Whether you’re securing entryways, safeguarding children, or protecting valuables, the T2C offers real-time detection, anti-tamper alerts, and camera integration to give you total peace of mind.
With long battery life, ZigBee 3.0 stability, and seamless EZVIZ app control, the T2C fits perfectly into any modern home security setup.

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