diff --git a/src/component/ComponentSettings.tsx b/src/component/ComponentSettings.tsx
index 5dd2695..db0e5ad 100644
--- a/src/component/ComponentSettings.tsx
+++ b/src/component/ComponentSettings.tsx
@@ -36,6 +36,7 @@ import {
 } from "pbHelpers/AddressType";
 import {
   extension,
+  FilterSubtypeI2C,
   getAddressTypes,
   GetComponentTypeOptions,
   getFriendlyName,
@@ -240,7 +241,8 @@ export default function ComponentSettings(props: Props) {
 
   const getAvailablePositions = (
     addressType: quack.AddressType,
-    componentType: quack.ComponentType
+    componentType: quack.ComponentType,
+    subtype: number
   ): number[] => {
     let positions = availablePositions.get(addressType);
     if (!positions) return [];
@@ -249,7 +251,8 @@ export default function ComponentSettings(props: Props) {
       case quack.AddressType.ADDRESS_TYPE_SPI:
         let componentPositions;
         if (positions) {
-          componentPositions = (positions as ComponentAvailabilityMap).get(componentType);
+          componentPositions = (positions as ComponentAvailabilityMap).get(componentType); //gets the addresses that are not claimed yet 
+          componentPositions = FilterSubtypeI2C(componentType, subtype, componentPositions as number[]) //filters the I2C addresses for valid ones for the subtype
         }
         return componentPositions ? (componentPositions as number[]) : [];
       case quack.AddressType.ADDRESS_TYPE_CONFIGURABLE_PIN_ARRAY:
@@ -264,7 +267,8 @@ export default function ComponentSettings(props: Props) {
     if (mode === "add") {
       let positions = getAvailablePositions(
         component.settings.addressType,
-        component.settings.type
+        component.settings.type,
+        component.settings.subtype
       );
       availablePosition = positions ? positions.length > 0 : false;
     }
@@ -285,7 +289,7 @@ export default function ComponentSettings(props: Props) {
       component.settings.subtype
     );
     for (let i = 0; i < addressTypes.length; i++) {
-      if (getAvailablePositions(addressTypes[i], component.settings.type).length > 0) {
+      if (getAvailablePositions(addressTypes[i], component.settings.type, component.settings.subtype).length > 0) {
         return true;
       }
     }
@@ -383,7 +387,7 @@ export default function ComponentSettings(props: Props) {
         formComponent.settings.subtype
       )[0]);
       formComponent.settings.address = or(
-        getAvailablePositions(formComponent.settings.addressType, formComponent.settings.type)[0],
+        getAvailablePositions(formComponent.settings.addressType, formComponent.settings.type, formComponent.settings.subtype)[0],
         Component.create().settings.address
       );
       formComponent.settings.name = option.label;
@@ -426,7 +430,7 @@ export default function ComponentSettings(props: Props) {
     let availableMenuItemPositions = [];
     for (let i = 0; i < addressTypes.length; i++) {
       let addressType = addressTypes[i];
-      let availablePositions = getAvailablePositions(addressType, type);
+      let availablePositions = getAvailablePositions(addressType, type, subtype);
 
       availableMenuItemPositions.push(
         <MenuItem key={addressType} divider disabled>
diff --git a/src/device/autoDetect/DeviceScannedComponents.tsx b/src/device/autoDetect/DeviceScannedComponents.tsx
index 5e91dd0..0381281 100644
--- a/src/device/autoDetect/DeviceScannedComponents.tsx
+++ b/src/device/autoDetect/DeviceScannedComponents.tsx
@@ -40,6 +40,7 @@ export default function DeviceScannedComponents(props: Props){
   const [openDialog, setOpenDialog] = useState(false);
 
   useEffect(()=>{
+    //console.log(scannedComponents)
     if (scannedComponents.i2c) setScannedI2C(scannedComponents.i2c)
     //makes the array empty for testing
     // if (scannedComponents.i2c) {
@@ -65,13 +66,16 @@ export default function DeviceScannedComponents(props: Props){
   useEffect(()=>{
     let valid: quack.AddressData[] = []
     //filter the address data
-    scannedI2C?.settings?.foundAddresses.forEach(addrData => {
-      if(!i2cBlacklistAddresses.includes(addrData.address)){
-        if(!(addrData.address === 0x71 && addrData.expansionLine === undefined)){
-          valid.push(addrData)
+    let addr = scannedI2C?.settings?.foundAddresses
+    if(addr){
+      addr.forEach(addrData => {
+        if(!i2cBlacklistAddresses.includes(addrData.address)){
+          if(!(addrData.address === 0x71 && addrData.expansionLine === undefined)){
+            valid.push(addrData)
+          }
         }
-      }
-    })
+      })
+    }
     setValidComponentAddresses(valid)
   },[scannedI2C])
 
@@ -223,7 +227,7 @@ export default function DeviceScannedComponents(props: Props){
           </Box>
           {validCompAddresses.length > 0 ? validCompAddresses.map((addr, index) => {
             return (
-              <ScannedI2C key={index} sensorNum={index+1} addressData={addr} deviceProduct={device.settings.product} componentSelectionCallback={componentSelection} availablePositions={availablePositions.get(quack.AddressType.ADDRESS_TYPE_I2C) ?? []}/>
+              <ScannedI2C key={index} sensorNum={index+1} addressData={addr} deviceProduct={device.settings.product} componentSelectionCallback={componentSelection} availablePositions={availablePositions.get(quack.AddressType.ADDRESS_TYPE_I2C) ?? new Map<quack.ComponentType, number[]>()}/>
             )
           }) :
             <Box sx={{
diff --git a/src/device/autoDetect/ScannedI2C.tsx b/src/device/autoDetect/ScannedI2C.tsx
index 9e29d04..4719f66 100644
--- a/src/device/autoDetect/ScannedI2C.tsx
+++ b/src/device/autoDetect/ScannedI2C.tsx
@@ -15,7 +15,7 @@ interface Props {
   sensorNum?: number
 }
 
-export default function ScannedI2C(props: Props){
+export default function ScannedI2C(props: Props){ 
   const {addressData, deviceProduct, componentSelectionCallback, availablePositions, sensorNum} = props
   const [types, setTypes] = useState<quack.ComponentType[]>([])
   const [subtypeOptions, setSubtypeOptions] = useState<Array<Subtype>>([])
@@ -107,6 +107,7 @@ export default function ScannedI2C(props: Props){
   return (
     <Box sx={{marginY: 1}}>
       {sensorNum && <Typography>Sensor {sensorNum}</Typography>}
+      <Typography variant="caption">{addressData.expansionLine !== 0 && "Expansion Line: " + addressData.expansionLine}</Typography>
       {types.length > 0 ?
       <React.Fragment>
         <Grid2 container direction="row" alignItems="center" justifyContent="space-between">
@@ -145,7 +146,7 @@ export default function ScannedI2C(props: Props){
               }}
               select>
                 {subtypeOptions.map(s => (
-                  <MenuItem value={s.key}>{s.friendlyName}</MenuItem>
+                  <MenuItem key={s.key} value={s.key}>{s.friendlyName}</MenuItem>
                 ))}
               </TextField>
             }
diff --git a/src/pages/Device.tsx b/src/pages/Device.tsx
index 0313373..5acc7aa 100644
--- a/src/pages/Device.tsx
+++ b/src/pages/Device.tsx
@@ -167,7 +167,7 @@ export default function DevicePage() {
   }
 
   const loadPortScan = () => {
-    deviceAPI.listFoundComponents(device.id())
+    deviceAPI.listFoundComponents(parseInt(deviceID))
       .then(resp => {
         if (resp.data.foundComponents?.i2c){
           setScannedAddresses(resp.data.foundComponents ?? undefined)
diff --git a/src/pbHelpers/ComponentType.tsx b/src/pbHelpers/ComponentType.tsx
index 260f524..60f14cd 100644
--- a/src/pbHelpers/ComponentType.tsx
+++ b/src/pbHelpers/ComponentType.tsx
@@ -164,6 +164,10 @@ export interface ComponentTypeExtension {
     filters?: GraphFilters
   ) => LineChartData;
   secondaryComponentSettings?: () => pond.ComponentSettings[]
+  //(only for I2C) possibly add an optional map here that has a number (subtype) as the key and the addresses available for that subtype
+  //if the map does not exist then just use the array from the device availability, 
+  //if the map does exist filter the availability after claims to find matching address between them and use that
+  subtypeI2CMap?: Map<number, number[]>
 }
 
 export interface Summary {
@@ -1090,3 +1094,31 @@ export const GetNumNodesFromUnitMeasurement = (unitMeasurement: UnitMeasurement)
   }
   return nodes;
 };
+
+export const FilterSubtypeI2C = (
+  componentType: quack.ComponentType,
+  subtype: number,
+  positions: number[]
+) => {
+  console.log("Filter I2C")
+  console.log(positions)
+  let filtered: number[] = []
+  //create an extension using the type and subtype
+  let ext = extension(componentType, subtype)
+  //if the extension has a subtype map
+  if (ext.subtypeI2CMap !== undefined){
+    //check if any of the position passed in match to the map values according to the subtype
+    let subtypePositions = ext.subtypeI2CMap.get(subtype)
+    if(subtypePositions !== undefined){
+      positions.forEach(position => {
+        if(subtypePositions.includes(position)){
+          filtered.push(position)
+        }
+      })
+    }
+  }else{
+    filtered = positions
+  }
+  //return any matches between the arrays
+  return filtered
+}
diff --git a/src/pbHelpers/ComponentTypes/Lidar.ts b/src/pbHelpers/ComponentTypes/Lidar.ts
index ab2398c..1bd0f6f 100644
--- a/src/pbHelpers/ComponentTypes/Lidar.ts
+++ b/src/pbHelpers/ComponentTypes/Lidar.ts
@@ -95,6 +95,11 @@ export function Lidar(subtype: number = 0): ComponentTypeExtension {
     minMeasurementPeriodMs: 1000,
     icon: (theme?: "light" | "dark"): string | undefined => {
       return theme === "light" ? LidarSensorDarkIcon : LidarSensorLightIcon;
-    }
+    },
+    subtypeI2CMap: new Map<number, number[]>([
+      [quack.LidarSubtype.LIDAR_SUBTYPE_NONE, [0x62]],
+      [quack.LidarSubtype.LIDAR_SUBTYPE_LONG_DISTANCE, [0x66]],
+      [quack.LidarSubtype.LIDAR_SUBTYPE_BENEWAKE_TF02W_MID_RANGE, [0x10]],
+    ])
   };
 }
diff --git a/src/pbHelpers/DeviceAvailability.ts b/src/pbHelpers/DeviceAvailability.ts
index 12aadb7..972c2e2 100644
--- a/src/pbHelpers/DeviceAvailability.ts
+++ b/src/pbHelpers/DeviceAvailability.ts
@@ -5,6 +5,7 @@ import { GetProductAvailability } from "products/DeviceProduct";
 import { pond } from "protobuf-ts/pond";
 import { quack } from "protobuf-ts/quack";
 import { or } from "utils/types";
+import { FilterSubtypeI2C } from "./ComponentType";
 
 export type ComponentAvailabilityMap = Map<quack.ComponentType, number[]>;
 export type DevicePositions = number[] | ComponentAvailabilityMap | ConfigurablePin[];
@@ -47,16 +48,17 @@ const DefaultAvailability: DeviceAvailabilityMap = new Map<quack.AddressType, De
   [quack.AddressType.ADDRESS_TYPE_CONFIGURABLE_PIN_ARRAY, DefaultPinArray],
   [
     quack.AddressType.ADDRESS_TYPE_I2C,
+    //this will contain all the possible addresses for a component type, if subtypes use specific addresses add a filter to the type describer, see lidar.ts for an example
     new Map<quack.ComponentType, number[]>([
       [quack.ComponentType.COMPONENT_TYPE_PRESSURE, [0x18, 0x19, 0x1a]],
       [quack.ComponentType.COMPONENT_TYPE_LIGHT, [0x29]],
       [quack.ComponentType.COMPONENT_TYPE_CO2, [0x61]],
       [quack.ComponentType.COMPONENT_TYPE_STEPPER_MOTOR, [0x14, 0x15, 0x16, 0x17]],
       [quack.ComponentType.COMPONENT_TYPE_PH, [0x40]],
-      [quack.ComponentType.COMPONENT_TYPE_DHT, [0x40, 0x61]], //TODO temp fix, needs to be fixed to use channels similar to PH
+      [quack.ComponentType.COMPONENT_TYPE_DHT, [0x40, 0x61]],
       // [quack.ComponentType.COMPONENT_TYPE_VAPOUR_PRESSURE_DEFICIT, [0x40]], //component type deprecated?
       [quack.ComponentType.COMPONENT_TYPE_AIR_QUALITY, [0x58]],
-      [quack.ComponentType.COMPONENT_TYPE_LIDAR, [0x62]],
+      [quack.ComponentType.COMPONENT_TYPE_LIDAR, [0x62, 0x66, 0x10]],
       [quack.ComponentType.COMPONENT_TYPE_CAPACITANCE, [0x50]],
       [quack.ComponentType.COMPONENT_TYPE_CAPACITOR_CABLE, [0x50]],
       [quack.ComponentType.COMPONENT_TYPE_SEN5X, [0x69]],
diff --git a/src/products/Bindapt/BindaptAvailability.ts b/src/products/Bindapt/BindaptAvailability.ts
index 50575d8..89b3a47 100644
--- a/src/products/Bindapt/BindaptAvailability.ts
+++ b/src/products/Bindapt/BindaptAvailability.ts
@@ -249,7 +249,7 @@ export const BindaptV2MonitorAvailability: DeviceAvailabilityMap = new Map<
       [quack.ComponentType.COMPONENT_TYPE_PRESSURE, [0x18]],
       [quack.ComponentType.COMPONENT_TYPE_DHT, [0x40]],
       // [quack.ComponentType.COMPONENT_TYPE_VAPOUR_PRESSURE_DEFICIT, [0x40]], //component type deprecated?
-      [quack.ComponentType.COMPONENT_TYPE_LIDAR, [0x62]],
+      [quack.ComponentType.COMPONENT_TYPE_LIDAR, [0x62, 0x66, 0x10]],
       [quack.ComponentType.COMPONENT_TYPE_CO2, [0x61]],
       [quack.ComponentType.COMPONENT_TYPE_SEN5X, [0x69]],
       [quack.ComponentType.COMPONENT_TYPE_GRAIN_CABLE, [0x71]]
@@ -282,7 +282,7 @@ export const BindaptV2AutomateAvailability: DeviceAvailabilityMap = new Map<
       [quack.ComponentType.COMPONENT_TYPE_PRESSURE, [0x18]],
       [quack.ComponentType.COMPONENT_TYPE_DHT, [0x40]],
       // [quack.ComponentType.COMPONENT_TYPE_VAPOUR_PRESSURE_DEFICIT, [0x40]], //component type deprecated?
-      [quack.ComponentType.COMPONENT_TYPE_LIDAR, [0x62]],
+      [quack.ComponentType.COMPONENT_TYPE_LIDAR, [0x62, 0x66, 0x10]],
       [quack.ComponentType.COMPONENT_TYPE_CO2, [0x61]],
       [quack.ComponentType.COMPONENT_TYPE_SEN5X, [0x69]],
       [quack.ComponentType.COMPONENT_TYPE_GRAIN_CABLE, [0x71]]