diff --git a/devices/b-parasite/0400_lightlevel.js b/devices/b-parasite/0400_lightlevel.js
new file mode 100644
index 0000000000..2895f3868a
--- /dev/null
+++ b/devices/b-parasite/0400_lightlevel.js
@@ -0,0 +1,10 @@
+/* global Attr, Item, R */
+
+const v = Attr.val
+const tholddark = R.item('config/tholddark').val
+const tholdoffset = R.item('config/tholdoffset').val
+
+Item.val = v
+R.item('state/dark').val = v <= tholddark
+R.item('state/daylight').val = v > tholddark + tholdoffset
+R.item('state/lux').val = Math.round(Math.pow(10, (Math.max(0, Math.min(v, 60001)) - 1) / 10000))
diff --git a/devices/b-parasite/b-parasite.json b/devices/b-parasite/b-parasite.json
new file mode 100644
index 0000000000..4612ff4fc4
--- /dev/null
+++ b/devices/b-parasite/b-parasite.json
@@ -0,0 +1,415 @@
+{
+  "schema": "devcap1.schema.json",
+  "uuid": "7ad2d274-5bb0-40f1-926b-4d9d059ce393",
+  "manufacturername": "b-parasite",
+  "modelid": "b-parasite",
+  "product": "open source soil moisture and ambient temperature/humidity/light sensor",
+  "sleeper": true,
+  "status": "Gold",
+  "subdevices": [
+    {
+      "type": "$TYPE_TEMPERATURE_SENSOR",
+      "restapi": "/sensors",
+      "uuid": [
+        "$address.ext",
+        "0x0a",
+        "0x0402"
+      ],
+      "items": [
+        {
+          "name": "attr/id"
+        },
+        {
+          "name": "attr/lastannounced"
+        },
+        {
+          "name": "attr/lastseen"
+        },
+        {
+          "name": "attr/manufacturername"
+        },
+        {
+          "name": "attr/modelid"
+        },
+        {
+          "name": "attr/name"
+        },
+        {
+          "name": "attr/swversion"
+        },
+        {
+          "name": "attr/type"
+        },
+        {
+          "name": "attr/uniqueid"
+        },
+        {
+          "name": "config/battery",
+          "refresh.interval": 86400,
+          "read": {
+            "at": "0x0021",
+            "cl": "0x0001",
+            "ep": 10,
+            "fn": "zcl:attr"
+          },
+          "parse": {
+            "at": "0x0021",
+            "cl": "0x0001",
+            "ep": 10,
+            "eval": "Item.val = Attr.val / 2",
+            "fn": "zcl:attr"
+          }
+        },
+        {
+          "name": "config/offset",
+          "default": 0
+        },
+        {
+          "name": "config/on"
+        },
+        {
+          "name": "config/reachable"
+        },
+        {
+          "name": "state/lastupdated"
+        },
+        {
+          "name": "state/temperature",
+          "parse": {
+            "at": "0x0000",
+            "cl": "0x0402",
+            "ep": 10,
+            "eval": "Item.val = Attr.val + R.item('config/offset').val",
+            "fn": "zcl:attr"
+          },
+          "default": 0
+        }
+      ]
+    },
+    {
+      "type": "$TYPE_HUMIDITY_SENSOR",
+      "restapi": "/sensors",
+      "uuid": [
+        "$address.ext",
+        "0x0a",
+        "0x0405"
+      ],
+      "items": [
+        {
+          "name": "attr/id"
+        },
+        {
+          "name": "attr/lastannounced"
+        },
+        {
+          "name": "attr/lastseen"
+        },
+        {
+          "name": "attr/manufacturername"
+        },
+        {
+          "name": "attr/modelid"
+        },
+        {
+          "name": "attr/name"
+        },
+        {
+          "name": "attr/swversion"
+        },
+        {
+          "name": "attr/type"
+        },
+        {
+          "name": "attr/uniqueid"
+        },
+        {
+          "name": "config/battery",
+          "refresh.interval": 86400,
+          "read": {
+            "at": "0x0021",
+            "cl": "0x0001",
+            "ep": 10,
+            "fn": "zcl:attr"
+          },
+          "parse": {
+            "at": "0x0021",
+            "cl": "0x0001",
+            "ep": 10,
+            "eval": "Item.val = Attr.val / 2",
+            "fn": "zcl:attr"
+          }
+        },
+        {
+          "name": "config/offset",
+          "default": 0
+        },
+        {
+          "name": "config/on"
+        },
+        {
+          "name": "config/reachable"
+        },
+        {
+          "name": "state/humidity",
+          "parse": {
+            "at": "0x0000",
+            "cl": "0x0405",
+            "ep": 10,
+            "eval": "Item.val = Attr.val + R.item('config/offset').val",
+            "fn": "zcl:attr"
+          },
+          "default": 0
+        },
+        {
+          "name": "state/lastupdated"
+        }
+      ]
+    },
+    {
+      "type": "$TYPE_MOISTURE_SENSOR",
+      "restapi": "/sensors",
+      "uuid": [
+        "$address.ext",
+        "0x0a",
+        "0x0408"
+      ],
+      "items": [
+        {
+          "name": "attr/id"
+        },
+        {
+          "name": "attr/lastannounced"
+        },
+        {
+          "name": "attr/lastseen"
+        },
+        {
+          "name": "attr/manufacturername"
+        },
+        {
+          "name": "attr/modelid"
+        },
+        {
+          "name": "attr/name"
+        },
+        {
+          "name": "attr/swversion"
+        },
+        {
+          "name": "attr/type"
+        },
+        {
+          "name": "attr/uniqueid"
+        },
+        {
+          "name": "config/battery",
+          "refresh.interval": 86400,
+          "read": {
+            "at": "0x0021",
+            "cl": "0x0001",
+            "ep": 10,
+            "fn": "zcl:attr"
+          },
+          "parse": {
+            "at": "0x0021",
+            "cl": "0x0001",
+            "ep": 10,
+            "eval": "Item.val = Attr.val / 2",
+            "fn": "zcl:attr"
+          }
+        },
+        {
+          "name": "config/offset",
+          "default": 0
+        },
+        {
+          "name": "config/on"
+        },
+        {
+          "name": "config/reachable"
+        },
+        {
+          "name": "state/lastupdated"
+        },
+        {
+          "name": "state/moisture",
+          "parse": {
+            "at": "0x0000",
+            "cl": "0x0408",
+            "ep": 10,
+            "eval": "Item.val = Attr.val + R.item('config/offset').val",
+            "fn": "zcl:attr"
+          },
+          "default": 0
+        }
+      ]
+    },
+    {
+      "type": "$TYPE_LIGHT_LEVEL_SENSOR",
+      "restapi": "/sensors",
+      "uuid": [
+        "$address.ext",
+        "0x0a",
+        "0x0400"
+      ],
+      "items": [
+        {
+          "name": "attr/id"
+        },
+        {
+          "name": "attr/lastannounced"
+        },
+        {
+          "name": "attr/lastseen"
+        },
+        {
+          "name": "attr/manufacturername"
+        },
+        {
+          "name": "attr/modelid"
+        },
+        {
+          "name": "attr/name"
+        },
+        {
+          "name": "attr/swversion"
+        },
+        {
+          "name": "attr/type"
+        },
+        {
+          "name": "attr/uniqueid"
+        },
+        {
+          "name": "config/battery",
+          "refresh.interval": 86400,
+          "read": {
+            "at": "0x0021",
+            "cl": "0x0001",
+            "ep": 10,
+            "fn": "zcl:attr"
+          },
+          "parse": {
+            "at": "0x0021",
+            "cl": "0x0001",
+            "ep": 10,
+            "eval": "Item.val = Attr.val / 2",
+            "fn": "zcl:attr"
+          }
+        },
+        {
+          "name": "config/on"
+        },
+        {
+          "name": "config/reachable"
+        },
+        {
+          "name": "config/tholddark",
+          "default": 12000
+        },
+        {
+          "name": "config/tholdoffset",
+          "default": 7000
+        },
+        {
+          "name": "state/dark",
+          "default": false
+        },
+        {
+          "name": "state/daylight",
+          "default": false
+        },
+        {
+          "name": "state/lastupdated"
+        },
+        {
+          "name": "state/lightlevel",
+          "parse": {
+            "at": "0x0000",
+            "cl": "0x0400",
+            "ep": 10,
+            "fn": "zcl:attr",
+            "script": "0400_lightlevel.js"
+          },
+          "default": 0
+        },
+        {
+          "name": "state/lux",
+          "default": 0
+        }
+      ]
+    }
+  ],
+  "bindings": [
+    {
+      "bind": "unicast",
+      "src.ep": 10,
+      "cl": "0x0402",
+      "report": [
+        {
+          "at": "0x0000",
+          "dt": "0x29",
+          "min": 60,
+          "max": 3600,
+          "change": "0x00000032"
+        }
+      ]
+    },
+    {
+      "bind": "unicast",
+      "src.ep": 10,
+      "cl": "0x0405",
+      "report": [
+        {
+          "at": "0x0000",
+          "dt": "0x21",
+          "min": 60,
+          "max": 3600,
+          "change": "0x00000032"
+        }
+      ]
+    },
+    {
+      "bind": "unicast",
+      "src.ep": 10,
+      "cl": "0x0408",
+      "report": [
+        {
+          "at": "0x0000",
+          "dt": "0x21",
+          "min": 60,
+          "max": 3600,
+          "change": "0x00000032"
+        }
+      ]
+    },
+    {
+      "bind": "unicast",
+      "src.ep": 10,
+      "cl": "0x0400",
+      "report": [
+        {
+          "at": "0x0000",
+          "dt": "0x21",
+          "min": 60,
+          "max": 3600,
+          "change": "0x000007D0"
+        }
+      ]
+    },
+    {
+      "bind": "unicast",
+      "src.ep": 10,
+      "cl": "0x0001",
+      "report": [
+        {
+          "at": "0x0021",
+          "dt": "0x20",
+          "min": 3600,
+          "max": 62000,
+          "change": "0x00000001"
+        }
+      ]
+    }
+  ]
+}