diff --git a/radio/src/lua/api_lcd.cpp b/radio/src/lua/api_lcd.cpp
index c4a3a4aa7..d6b0b5427 100644
--- a/radio/src/lua/api_lcd.cpp
+++ b/radio/src/lua/api_lcd.cpp
@@ -449,7 +449,7 @@ Draw a bitmap at (x,y)
 
 @param name (string) full path to the bitmap on SD card (i.e. “/IMAGES/test.bmp”)
 
-@notice Only available on Taranis X9 series
+@notice Only available on Taranis X9 series. Maximum image size if 106 x 64 pixels (width x height).
 
 @status current Introduced in 2.0.0
 */