diff --git a/source/_integrations/shelly.markdown b/source/_integrations/shelly.markdown
index ee125b3be7b..7060b1cf021 100644
--- a/source/_integrations/shelly.markdown
+++ b/source/_integrations/shelly.markdown
@@ -295,3 +295,4 @@ Please check from the device Web UI that the configured server is reachable.
 - Generation 1 "Shelly 4Pro" and "Shelly Sense" are not supported (devices based on old CoAP v1 protocol)
 - Before set up, battery-powered devices must be woken up by pressing the button on the device.
 - OTA update service does not support battery-powered devices
+- Frequency sensors for generation 2 energy monitoring devices are supported by firmware 1.0.0 beta 6 or later.