diff --git a/tmux.conf b/tmux.conf
index dd9b354..357a344 100644
--- a/tmux.conf
+++ b/tmux.conf
@@ -120,8 +120,11 @@ setw -g status-left-style fg=colour240,bg=colour233
 # Centre status style
 setw -g status-style fg=colour240,bg=colour233
 
-# Right status style
-setw -g status-right "%a %d-%m-%y %H:%M "
+# Right status style, show data and time (and battery percentage on macOS).
+if '[ "`uname`" = "Darwin" ]' \
+  'setw -g status-right "#(pmset -g batt | grep --color=never -Eo "\\d+%%")\
+  %a %d-%m-%y %H:%M "' \
+  'setw -g status-right "%a %d-%m-%y %H:%M "'
 setw -g status-right-style fg=white,bg=colour233
 
 # Active window status style