diff --git a/custom_components/xiaomi_gateway3/core/devices.py b/custom_components/xiaomi_gateway3/core/devices.py
index cb2cc4c9..acdd9d07 100644
--- a/custom_components/xiaomi_gateway3/core/devices.py
+++ b/custom_components/xiaomi_gateway3/core/devices.py
@@ -1660,6 +1660,20 @@
         BaseConv("has_someone_duration", "sensor", mi="2.p.1081", entity=ENTITY_DISABLED),
         BaseConv("no_one_duration", "sensor", mi="2.p.1082", entity=ENTITY_DISABLED),
     ],
+}, {
+    # https://home.miot-spec.com/spec/linp.sensor_occupy.es3
+    # https://home.mi.com/views/introduction.html?model=linp.sensor_occupy.es2
+    20731: ["Linptech", "Human Presence Sensor ES3", "ES3BB", "linp.sensor_occupy.es2"],
+    "spec": [
+        # main sensors
+        BoolConv("occupancy", "binary_sensor", mi="2.p.1078"),
+        BaseConv("illuminance", "sensor", mi="2.p.1005"),
+        # other sensors
+        BaseConv("battery", "sensor", mi="4.p.1003", entity=ENTITY_LAZY),
+        BaseConv("customized_property", "binary_sensor", mi="5.p.1018"), #customized distance trigger  
+        BaseConv("has_someone_duration", "sensor", mi="2.p.1080", entity=ENTITY_DISABLED),
+        BaseConv("no_one_duration", "sensor", mi="2.p.1079", entity=ENTITY_DISABLED),
+    ],
 }, {
     # https://github.com/AlexxIT/XiaomiGateway3/pull/1118
     13617: ["xiaomi", "Motion Sensor 2s", "XMPIRO25XS", "xiaomi.motion.pir1"],