Telegram allows you to store files up to 2 GB each in your private chat history without expiration.
Tools like Node-RED (with the node-red-contrib-telegrambot palette) or python scripts utilize QR codes for quick authentication and pairing. Step-by-Step Implementation Guide Step 1: Create a Free Telegram Bot
: If you have a spare Raspberry Pi or an old Linux PC, you can use software like
Combining an IP camera with Telegram and leveraging QR codes for effortless sharing offers a compelling alternative to expensive commercial security systems. With a little setup and the help of the vibrant open-source community, you can build a surveillance system that is . Whether you choose a sophisticated Python-based motion detection bot, a lightweight Rust version for an old Android phone, or a DIY ESP32-CAM project, Telegram provides the perfect channel for instant, reliable security alerts right to your pocket. ip camera qr telegram free
Make sure the host computer running your script or NVR software is on the same local subnet as the IP camera so it can freely pull the RTSP stream.
frame1, frame2 = frame2, frame3 await asyncio.sleep(0.1)
If video clips take too long to arrive, lower the resolution or bitrate of the camera's substream. Telegram handles photos instantly, but large 4K video files will bottleneck on slow home upload speeds. Telegram allows you to store files up to
| Issue | Solution | | :--- | :--- | | "QR code scanned but no RTSP" | The camera likely uses a proprietary cloud protocol. Wireshark the camera to find the stream, or buy a known ONVIF-compatible camera. | | Telegram bot sends no photo | Check your file size. Telegram bots have a 10MB limit for photos via sendPhoto . Resize your image in OpenCV. | | Motion detection too sensitive | Adjust the 500 threshold in the script. Higher number = less sensitive. Add a blur filter. | | Camera disconnects after a few hours | Cheap IP cameras have memory leaks. Set your script to restart every 4 hours using cron or systemd . |
Follow the prompts to give your bot a name and a unique username (e.g., MyHomeSecurity_bot ).
I can provide the exact steps or code tailored to your hardware. Share public link With a little setup and the help of
Search for your new bot's username in Telegram, click , and send it a dummy message.
This long string of characters is your secret key to control the bot.
If using Home Assistant, configure the telegram_bot platform with your API token and Chat ID.
