diff --git a/JSON-dictionary.md b/JSON-dictionary.md
index 7ae7e45..063d464 100644
--- a/JSON-dictionary.md
+++ b/JSON-dictionary.md
@@ -11,41 +11,41 @@ Some commands are bi-directional, others are simply command directives (to ESP32
 Certain commands are used to alter the non volatile settings stored by the controller. eg Fuel mixture, timers.  
 **These must be followed up with a NVSave command.**
 
-| **Name** | **Value Type** | **Typical Values** | **Direction** | **Require NVsave** |
-| ------ | ------ | ------ | ------ | :------: |
-| BluewireStat| string | "OEM" _or_ "BTC" + ",Htr" _(if present)_ | From ESP | n/a |
-| Date | string | dd/mm/yyyy | To ESP | no |
-| DateTime | string | dd/mm/yyyy HH:mm:ss | To ESP | no |
-| ErrorState | integer | 0,1,2,3,4,5,6,7,8,9,10,11 | From ESP | n/a |
-| ErrorString | string | "verbose description" | From ESP | n/a |
-| FanMax | float | RPM | To/From ESP | **YES** |
-| FanMin | float | RPM | To/From ESP | **YES** |
-| FanRPM | integer | RPM | From ESP | n/a |
-| GlowCurrent | float | 10mA resolution | From ESP | n/a |
-| GlowVoltage | float | 0.1V resolution | From ESP | n/a |
-| InputVoltage | float | 0.1V resolution | From ESP | n/a |
-| NVsave | int | must be 8861 | To ESP | n/a |
-| PumpActual | float | 0.1Hz resolution | From ESP | n/a |
-| PumpFixed | float | 0.1Hz resolution | From ESP | n/a |
-| PumpPrime | int | 0,1 | To ESP | no |
-| PumpMax | float | 0.1Hz resolution | To/From ESP | **YES** |
-| PumpMin | float | 0.1Hz resolution | To/From ESP | **YES** |
-| Refresh | int | 1 | To ESP | no |
-| RunState | integer | 0,1,2,3,4,5,6,7,8 | To/From ESP | no |
-| RunString | string | "verbose description" | From ESP | n/a |
-| SystemVoltage | float | 0.1V resolution | From ESP | n/a |
-| TempBody | integer | 1degC resolution | From ESP | n/a |
-| TempCurrent | float | typ 0.1degC temperature | From ESP | n/a |
-| TempDesired | integer| 8 - 35, 1degC resolution | To/From ESP | **YES** |
-| TempMax | integer | typ 35 | From ESP | n/a |
-| TempMin | integer | typ 8 | From ESP | n/a |
-| Thermostat | int | 0,1 | To/From ESP | **YES** |
-| Time | string | HH:mm:ss | To ESP | no |
-| Timer1Days | string | Mon,Tue,Wed,Thu,Fri,Sat,Sun,Next | To/From ESP | **YES** |
-| Timer1Repeat | integer| 0,1 | To/From ESP | **YES** |
-| Timer1Start | string | HH:MM | To/From ESP | **YES** |
-| Timer1Stop | string | HH:MM | To/From ESP | **YES** |
-| Timer2Days | string | Mon,Tue,Wed,Thu,Fri,Sat,Sun,Next | To/From ESP | **YES** |
-| Timer2Repeat | int | 0,1 | To/From ESP |  **YES**  |
-| Timer2Start | string | HH:MM | To/From ESP |  **YES**  |
-| Timer2Stop | string | HH:MM | To/From ESP |  **YES**  |
+| **Name** | **Value Type** | **Typical Values** | **Direction** | **Require NVsave** | **Note** |
+| ------ | ------ | ------ | ------ | :------: | :------: |
+| BluewireStat| string | "OEM" _or_ "BTC" + ",Htr" _(if present)_ | From ESP | n/a | |
+| Date | string | dd/mm/yyyy | To ESP | no | |
+| DateTime | string | dd/mm/yyyy HH:mm:ss | To ESP | no | |
+| ErrorState | integer | 0,1,2,3,4,5,6,7,8,9,10,11 | From ESP | n/a | |
+| ErrorString | string | "verbose description" | From ESP | n/a | |
+| FanMax | float | RPM | To/From ESP | **YES** | |
+| FanMin | float | RPM | To/From ESP | **YES** | |
+| FanRPM | integer | RPM | From ESP | n/a | |
+| GlowCurrent | float | 10mA resolution | From ESP | n/a | |
+| GlowVoltage | float | 0.1V resolution | From ESP | n/a | |
+| InputVoltage | float | 0.1V resolution | From ESP | n/a | |
+| NVsave | int | must be 8861 | To ESP | n/a | |
+| PumpActual | float | 0.1Hz resolution | From ESP | n/a | |
+| PumpFixed | float | 0.1Hz resolution | From ESP | n/a | |
+| PumpPrime | int | 0,1 | To ESP | no | |
+| PumpMax | float | 0.1Hz resolution | To/From ESP | **YES** | |
+| PumpMin | float | 0.1Hz resolution | To/From ESP | **YES** | |
+| Refresh | int | 1 | To ESP | no | Request full update |
+| RunState | integer | 0,1,2,3,4,5,6,7,8 | To/From ESP | no | |
+| RunString | string | "verbose description" | From ESP | n/a | |
+| SystemVoltage | float | 0.1V resolution | To/From ESP | **YES** | 12.0 or 24.0 |
+| TempBody | integer | 1degC resolution | From ESP | n/a | |
+| TempCurrent | float | typ 0.1degC temperature | From ESP | n/a | |
+| TempDesired | integer| 8 - 35, 1degC resolution | To/From ESP | **YES** | |
+| TempMax | integer | typ 35 | From ESP | n/a | |
+| TempMin | integer | typ 8 | From ESP | n/a | |
+| Thermostat | int | 0,1 | To/From ESP | **YES** | |
+| Time | string | HH:mm:ss | To ESP | no | |
+| Timer1Days | string | Mon,Tue,Wed,Thu,Fri,Sat,Sun,Next | To/From ESP | **YES** | |
+| Timer1Repeat | integer| 0,1 | To/From ESP | **YES** | |
+| Timer1Start | string | HH:MM | To/From ESP | **YES** | |
+| Timer1Stop | string | HH:MM | To/From ESP | **YES** | |
+| Timer2Days | string | Mon,Tue,Wed,Thu,Fri,Sat,Sun,Next | To/From ESP | **YES** | |
+| Timer2Repeat | int | 0,1 | To/From ESP |  **YES**  | |
+| Timer2Start | string | HH:MM | To/From ESP |  **YES**  | |
+| Timer2Stop | string | HH:MM | To/From ESP |  **YES**  | |