diff --git a/custom_components/battery_notes/data/library.json b/custom_components/battery_notes/data/library.json
index b505ce438..9a41467dd 100644
--- a/custom_components/battery_notes/data/library.json
+++ b/custom_components/battery_notes/data/library.json
@@ -69,6 +69,18 @@
             "battery_type": "AAA",
             "battery_quantity": 2
         },
+        {
+            "manufacturer": "Drayton Wiser",
+            "model": "iTRV",
+            "battery_type": "AA",
+            "battery_quantity": 2
+        },
+        {
+            "manufacturer": "Drayton Wiser",
+            "model": "RoomStat",
+            "battery_type": "AA",
+            "battery_quantity": 2
+        },	    
         {
             "manufacturer": "ecobee Inc.",
             "model": "EBRSE4",