diff --git a/src/types/devicestatus.ts b/src/types/devicestatus.ts
index 39e607e..9228ffa 100644
--- a/src/types/devicestatus.ts
+++ b/src/types/devicestatus.ts
@@ -49,13 +49,15 @@ export type meterProStatus = deviceStatus & {
   temperature: number
   battery: number
   humidity: number
+  version: string
 }
 
 export type meterProCO2Status = deviceStatus & {
   temperature: number
   battery: number
   humidity: number
-  co2: number
+  version: string
+  CO2: number
 }
 
 export type outdoorMeterStatus = deviceStatus & {
@@ -192,6 +194,7 @@ export type hub2Status = deviceStatus & {
 
 export type batteryCirculatorFanStatus = deviceStatus & {
   mode: 'direct' | 'natural' | 'sleep' | 'baby'
+  version: string
   battery: number
   power: string
   nightStatus: number
@@ -200,3 +203,13 @@ export type batteryCirculatorFanStatus = deviceStatus & {
   chargingStatus: string
   fanSpeed: number
 }
+
+export type circulatorFanStatus = deviceStatus & {
+  mode: 'direct' | 'natural' | 'sleep' | 'baby'
+  version: string
+  power: string
+  nightStatus: number
+  oscillation: string
+  verticalOscillation: string
+  fanSpeed: number
+}
diff --git a/src/types/devicewebhookstatus.ts b/src/types/devicewebhookstatus.ts
index 9b10506..d085e3e 100644
--- a/src/types/devicewebhookstatus.ts
+++ b/src/types/devicewebhookstatus.ts
@@ -77,10 +77,12 @@ export type curtain3WebhookContext = deviceWebhookContext & {
 
 export type motionSensorWebhookContext = deviceWebhookContext & {
   detectionState: 'NOT_DETECTED' | 'DETECTED'
+  battery: number // 0~100
 }
 
 export type contactSensorWebhookContext = deviceWebhookContext & {
   detectionState: 'NOT_DETECTED' | 'DETECTED'
+  battery: number // 0~100
   doorMode: 'IN_DOOR' | 'OUT_DOOR'
   brightness: 'dim' | 'bright'
   openState: 'open' | 'close' | 'timeOutNotClose'
@@ -93,41 +95,48 @@ export type waterLeakDetectorWebhookContext = deviceWebhookContext & {
 
 export type meterWebhookContext = deviceWebhookContext & {
   temperature: number
+  battery: number // 0~100
   scale: 'CELSIUS' | 'FAHRENHEIT'
   humidity: number
 }
 
 export type meterPlusWebhookContext = deviceWebhookContext & {
   temperature: number
+  battery: number // 0~100
   scale: 'CELSIUS' | 'FAHRENHEIT'
   humidity: number
 }
 
 export type meterProWebhookContext = deviceWebhookContext & {
   temperature: number
+  battery: number // 0~100
   scale: 'CELSIUS' | 'FAHRENHEIT'
   humidity: number
 }
 
 export type meterProCO2WebhookContext = deviceWebhookContext & {
   temperature: number
+  battery: number // 0~100
   scale: 'CELSIUS' | 'FAHRENHEIT'
   humidity: number
-  co2: number
+  CO2: number
 }
 
 export type outdoorMeterWebhookContext = deviceWebhookContext & {
   temperature: number
+  battery: number // 0~100
   scale: 'CELSIUS' | 'FAHRENHEIT'
   humidity: number
 }
 
 export type lockWebhookContext = deviceWebhookContext & {
   lockState: 'UNLOCKED' | 'LOCKED' | 'JAMMED'
+  battery: number // 0~100
 }
 
 export type lockProWebhookContext = deviceWebhookContext & {
   lockState: 'UNLOCKED' | 'LOCKED' | 'JAMMED'
+  battery: number // 0~100
 }
 
 export type indoorCameraWebhookContext = deviceWebhookContext & {
@@ -226,6 +235,17 @@ export type batteryCirculatorFanWebhookContext = deviceWebhookContext & {
   fanSpeed: number // 1~100
 }
 
+export type circulatorFanWebhookContext = deviceWebhookContext & {
+  mode: 'direct' | 'natural' | 'sleep' | 'baby'
+  version: string
+  battery: number
+  powerState: 'ON' | 'OFF'
+  nightStatus: 'off' | 1 | 2
+  oscillation: 'on' | 'off'
+  verticalOscillation: 'on' | 'off'
+  fanSpeed: number // 1~100
+}
+
 export type blindTiltWebhookContext = deviceWebhookContext & {
   version: string
   calibrate: boolean
diff --git a/src/types/types.ts b/src/types/types.ts
index ff11522..16fd8fa 100644
--- a/src/types/types.ts
+++ b/src/types/types.ts
@@ -88,6 +88,7 @@ export enum SwitchBotModel {
   PanTiltCam2K = 'W3101100',
   BlindTilt = 'W2701600',
   BatteryCirculatorFan = 'W3800510',
+  CirculatorFan = 'W3800511',
   WaterDetector = 'W4402000',
   Unknown = 'Unknown',
 }
@@ -167,6 +168,8 @@ export enum SwitchBotBLEModelFriendlyName {
   MeterPlus = 'Meter Plus',
   MeterPro = 'Meter Pro',
   MeterProCO2 = 'Meter Pro CO2',
+  BatteryCirculatorFan = 'Battery Circulator Fan',
+  CirculatorFan = 'Circulator Fan',
   OutdoorMeter = 'Outdoor Meter',
   ContactSensor = 'Contact Sensor',
   MotionSensor = 'Motion Sensor',