diff --git a/content/firmwareapi/pycom/network/lora/_index.md b/content/firmwareapi/pycom/network/lora/_index.md
index d620d5f..efadf03 100644
--- a/content/firmwareapi/pycom/network/lora/_index.md
+++ b/content/firmwareapi/pycom/network/lora/_index.md
@@ -63,7 +63,7 @@ The arguments are:
 * `adr` enables Adaptive Data Rate.
 * `public` selects between the public and private sync word.
 * `tx_retries` sets the number of TX retries in `LoRa.LORAWAN` mode.
-* `device_class` sets the LoRaWAN device class. Can be either:
+* `device_class` sets the LoRaWAN device class. Go [here](https://www.thethingsnetwork.org/docs/lorawan/classes.html) to learn more about the LoRa device classes. Can be either:
     * `LoRa.CLASS_A`
     * `LoRa.CLASS_C`
 
@@ -137,6 +137,8 @@ Where:
 * `tx_counter` is the number of packets transmitted.
 * `tx_frequency` is the frequency used for the last transmission.
 
+> Note that the tuple will only contain the respective information after receiver and/or sending LoRa packets.
+
 ### lora.has_joined()
 
 Returns `True` if a LoRaWAN network has been joined. `False` otherwise.