diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# CO<sub>2</sub> Ampel
+# CO<sub>2</sub> Ampel - Senseair S8 version!
 
 *CO<sub>2</sub> Ampel* is an open-source project, written in C++ for [ESP8266](https://en.wikipedia.org/wiki/ESP8266) or [ESP32](https://en.wikipedia.org/wiki/ESP32).
 
@@ -23,7 +23,7 @@ The *CO<sub>2</sub> Ampel* can:
 ## Hardware Requirements
 
 * [ESP8266](https://en.wikipedia.org/wiki/ESP8266) or [ESP32](https://en.wikipedia.org/wiki/ESP32) microcontroller (this project has been tested with *ESP8266 ESP-12 WIFI* and *TTGO ESP32 SX1276 LoRa*)
-* [Sensirion SCD30](https://www.sensirion.com/en/environmental-sensors/carbon-dioxide-sensors/carbon-dioxide-sensors-co2/) "Sensor Module for HVAC and Indoor Air Quality Applications"
+* [Senseair S8](https://senseair.com/products/size-counts/s8-residential/)
 * [NeoPixel Ring - 12](https://www.adafruit.com/product/1643), or [NeoPixel Ring - 16](https://www.adafruit.com/product/1463) (experimental)
 
 See the [documentation](https://transfer.hft-stuttgart.de/gitlab/co2ampel/ampel-documentation) for more info.
@@ -119,7 +119,6 @@ In Arduino IDE *Serial Monitor* or PlatformIO *Monitor*, type `help` + <kbd>Ente
 * `pwd abc` (Sets WiFi password to 'abc').
 * `reset` (Restarts the ESP).
 * `reset_config` (Resets the complete IotWeb config).
-* `reset_scd` (Resets SCD30).
 * `save_config` (Saves the config to EEPROM).
 * `send_local_ip` (Sends local IP and SSID via MQTT. Can be useful to find sensor).
 * `set_time 1618829570` (Sets time to the given UNIX time).