diff --git a/hydrobot_can.json b/hydrobot_can.json
--- a/hydrobot_can.json
+++ b/hydrobot_can.json
@@ -23,7 +23,8 @@
         {
         "name": "RelayDriveIn",
         "id": "0x204",
-        "signals": { "0": {"name": "Nothing", "bit_length": 32, "factor": 1, "offset": 0, "unit": ""},
+        "signals": { "0": {"name": "FlowRate", "bit_length": 16, "factor": 0.133, "offset": 0, "unit": "Hz"},
+                    "16": {"name": "Nothing", "bit_length": 16, "factor": 1, "offset": 0, "unit": ""},
                     "32": {"name": "Input1", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"},
                     "40": {"name": "Input2", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"},
                     "48": {"name": "Input3", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"},
@@ -44,9 +45,9 @@
         "name": "WaterSense",
         "id": "0x206",
         "signals": { "0": {"name": "Nothing", "bit_length": 16, "factor": 1, "offset": 0, "unit": ""},
-                    "16": {"name": "PercentFull", "bit_length": 8, "factor": 1, "offset": 0, "unit": "bool"},
-                    "24": {"name": "Temperature", "bit_length": 8, "factor": 0.5, "offset": 0, "unit": "bool"},
-                    "32": {"name": "RawDebug", "bit_length": 16, "factor": 1, "offset": 0, "unit": "bool"}
+                    "16": {"name": "PercentFull", "bit_length": 8, "factor": 1, "offset": 0, "unit": "%"},
+                    "24": {"name": "Temperature", "bit_length": 8, "factor": 0.5, "offset": 0, "unit": "C"},
+                    "32": {"name": "RawDebug", "bit_length": 16, "factor": 1, "offset": 0, "unit": ""}
                    }
         }