diff --git a/.swiftlint.yml b/.swiftlint.yml
index 6a730adf..6e7f4b50 100644
--- a/.swiftlint.yml
+++ b/.swiftlint.yml
@@ -33,6 +33,7 @@ identifier_name:
     - _devices
     - _uuidAddress
     - AppleSiliconSensorsList
+    - FanValues
 
 line_length: 200
 
diff --git a/Kit/types.swift b/Kit/types.swift
index 8447abf7..fe8c528a 100644
--- a/Kit/types.swift
+++ b/Kit/types.swift
@@ -277,3 +277,12 @@ extension Scale: CaseIterable {
         return Scale.allCases.first{ $0.key == key } ?? defaultValue
     }
 }
+
+public enum FanValue: String {
+    case rpm
+    case percentage
+}
+public let FanValues: [KeyValue_t] = [
+    KeyValue_t(key: "rpm", value: "RPM", additional: FanValue.rpm),
+    KeyValue_t(key: "percentage", value: "Percentage", additional: FanValue.percentage)
+]
diff --git a/Modules/Sensors/main.swift b/Modules/Sensors/main.swift
index bd358063..e5827988 100644
--- a/Modules/Sensors/main.swift
+++ b/Modules/Sensors/main.swift
@@ -17,6 +17,10 @@ public class Sensors: Module {
     private let popupView: Popup = Popup()
     private var settingsView: Settings
     
+    private var fanValueState: FanValue {
+        FanValue(rawValue: Store.shared.string(key: "\(self.config.name)_fanValue", defaultValue: "percentage")) ?? .percentage
+    }
+    
     public init() {
         self.sensorsReader = SensorsReader()
         self.settingsView = Settings("Sensors", list: self.sensorsReader.list)
@@ -102,10 +106,14 @@ public class Sensors: Module {
         
         value.forEach { (s: Sensor_p) in
             if s.state {
-                list.append(KeyValue_t(key: s.key, value: s.formattedMiniValue, additional: s.name))
+                var value = s.formattedMiniValue
                 if let f = s as? Fan {
                     flatList.append([ColorValue(((f.value*100)/f.maxSpeed)/100)])
+                    if self.fanValueState == .percentage {
+                        value = "\(f.percentage)%"
+                    }
                 }
+                list.append(KeyValue_t(key: s.key, value: value, additional: s.name))
             }
         }
         
diff --git a/Modules/Sensors/popup.swift b/Modules/Sensors/popup.swift
index 6c4cf620..5ce4aa36 100644
--- a/Modules/Sensors/popup.swift
+++ b/Modules/Sensors/popup.swift
@@ -421,16 +421,11 @@ internal class FanView: NSStackView {
         nameField.cell?.truncatesLastVisibleLine = true
         
         let value = self.fan.value
-        var percentage = ""
-        if value != 1 && self.fan.maxSpeed != 1 {
-            percentage = "\((100*Int(value)) / Int(self.fan.maxSpeed))%"
-        }
-        
         let valueField: NSTextField = TextView()
         valueField.font = NSFont.systemFont(ofSize: 13, weight: .regular)
         valueField.stringValue = self.fan.formattedValue
         valueField.alignment = .right
-        valueField.stringValue = percentage
+        valueField.stringValue = "\(self.fan.percentage)%"
         valueField.toolTip = "\(value)"
         
         row.addArrangedSubview(nameField)
@@ -700,7 +695,7 @@ internal class FanView: NSStackView {
                     if self.fan.maxSpeed == 1 || self.fan.maxSpeed == 0 {
                         speed = "\(Int(value.value)) RPM"
                     } else {
-                        speed = "\((100*Int(value.value)) / Int(self.fan.maxSpeed))%"
+                        speed = "\(value.percentage)%"
                     }
                 }
                 
diff --git a/Modules/Sensors/settings.swift b/Modules/Sensors/settings.swift
index 2aa04e7f..fec24b36 100644
--- a/Modules/Sensors/settings.swift
+++ b/Modules/Sensors/settings.swift
@@ -18,6 +18,7 @@ internal class Settings: NSStackView, Settings_v {
     private var fanSpeedState: Bool = false
     private var fansSyncState: Bool = false
     private var unknownSensorsState: Bool = false
+    private var fanValueState: FanValue = .percentage
     
     private let title: String
     private var button: NSPopUpButton?
@@ -52,6 +53,7 @@ internal class Settings: NSStackView, Settings_v {
         self.fanSpeedState = Store.shared.bool(key: "\(self.title)_speed", defaultValue: self.fanSpeedState)
         self.fansSyncState = Store.shared.bool(key: "\(self.title)_fansSync", defaultValue: self.fansSyncState)
         self.unknownSensorsState = Store.shared.bool(key: "\(self.title)_unknown", defaultValue: self.unknownSensorsState)
+        self.fanValueState = FanValue(rawValue: Store.shared.string(key: "\(self.title)_fanValue", defaultValue: self.fanValueState.rawValue)) ?? .percentage
     }
     
     required init?(coder: NSCoder) {
@@ -83,6 +85,13 @@ internal class Settings: NSStackView, Settings_v {
             state: self.fansSyncState
         ))
         
+        self.addArrangedSubview(selectSettingsRow(
+            title: localizedString("Fan value"),
+            action: #selector(toggleFanValue),
+            items: FanValues,
+            selected: self.fanValueState.rawValue
+        ))
+        
         if isARM {
             self.addArrangedSubview(toggleSettingRow(
                 title: localizedString("HID sensors"),
@@ -197,4 +206,12 @@ internal class Settings: NSStackView, Settings_v {
         Store.shared.set(key: "\(self.title)_unknown", value: self.unknownSensorsState)
         self.unknownCallback()
     }
+    
+    @objc func toggleFanValue(_ sender: NSMenuItem) {
+        if let key = sender.representedObject as? String, let value = FanValue(rawValue: key) {
+            self.fanValueState = value
+            Store.shared.set(key: "\(self.title)_fanValue", value: self.fanValueState.rawValue)
+            self.callback()
+        }
+    }
 }
diff --git a/Modules/Sensors/values.swift b/Modules/Sensors/values.swift
index e909704b..f9dda9b6 100644
--- a/Modules/Sensors/values.swift
+++ b/Modules/Sensors/values.swift
@@ -139,6 +139,13 @@ internal struct Fan: Sensor_p {
     var value: Double
     var mode: FanMode
     
+    var percentage: Int {
+        if self.value != 0 && self.maxSpeed != 0 && self.value != 1 && self.maxSpeed != 1 {
+            return (100*Int(self.value)) / Int(self.maxSpeed)
+        }
+        return 0
+    }
+    
     var group: SensorGroup = .sensor
     var type: SensorType = .fan
     var platforms: [Platform] = Platform.all