diff --git a/custom_components/battery_notes/data/library.json b/custom_components/battery_notes/data/library.json
index f491ed758..545c6a86f 100644
--- a/custom_components/battery_notes/data/library.json
+++ b/custom_components/battery_notes/data/library.json
@@ -18,6 +18,11 @@
             "model": "MEGOS switch and dimming light remote control (141L100RC)",
             "battery_type": "CR2450"
         },
+        {
+            "manufacturer": "Aqara",
+            "model": "Aqara Door and Window Sensor P2",
+            "battery_type": "CR123A"
+        },
         {
             "manufacturer": "Bosch",
             "model": "Radiator thermostat II (BTH-RA)",
@@ -1035,4 +1040,4 @@
             "battery_quantity": 2
         }
     ]
-}
\ No newline at end of file
+}