diff --git a/android/src/main/java/com/reactnativesimcardsmanager/EsimModule.java b/android/src/main/java/com/reactnativesimcardsmanager/EsimModule.java
new file mode 100644
index 0000000..3a52190
--- /dev/null
+++ b/android/src/main/java/com/reactnativesimcardsmanager/EsimModule.java
@@ -0,0 +1,34 @@
+package com.reactnativesimcardsmanager;
+
+import static android.content.Context.EUICC_SERVICE;
+
+import android.os.Build;
+import android.telephony.euicc.EuiccManager;
+
+import androidx.annotation.RequiresApi;
+
+import com.facebook.react.bridge.ReactContext;
+
+public class EsimModule {
+  @RequiresApi(api = Build.VERSION_CODES.P)
+  private EuiccManager mgr;
+  private final ReactContext mReactContext;
+
+  EsimModule(ReactContext reactContext) {
+    mReactContext = reactContext;
+  }
+
+  @RequiresApi(api = Build.VERSION_CODES.P)
+  public EuiccManager getMgr() {
+    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.P) {
+      return null;
+    }
+
+    if (mgr != null) {
+      return mgr;
+    }
+
+    mgr = (EuiccManager) mReactContext.getSystemService(EUICC_SERVICE);
+    return mgr;
+  }
+}
diff --git a/android/src/main/java/com/reactnativesimcardsmanager/SimCardsManagerModule.java b/android/src/main/java/com/reactnativesimcardsmanager/SimCardsManagerModule.java
index 9b96d00..1f68b90 100644
--- a/android/src/main/java/com/reactnativesimcardsmanager/SimCardsManagerModule.java
+++ b/android/src/main/java/com/reactnativesimcardsmanager/SimCardsManagerModule.java
@@ -1,8 +1,5 @@
 package com.reactnativesimcardsmanager;
 
-import static android.content.Context.EUICC_SERVICE;
-
-import android.app.Activity;
 import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
@@ -19,7 +16,6 @@
 import android.telephony.TelephonyManager;
 import android.telephony.SubscriptionInfo;
 import android.telephony.SubscriptionManager;
-import android.content.Intent;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.RequiresApi;
@@ -37,20 +33,12 @@ public class SimCardsManagerModule extends ReactContextBaseJavaModule {
   public static final String NAME = "SimCardsManager";
   private String ACTION_DOWNLOAD_SUBSCRIPTION = "download_subscription";
   private ReactContext mReactContext;
-
-  @RequiresApi(api = Build.VERSION_CODES.P)
-  private EuiccManager mgr;
+  private EsimModule mEsimModule;
 
   public SimCardsManagerModule(ReactApplicationContext reactContext) {
     super(reactContext);
     mReactContext = reactContext;
-  }
-
-  @RequiresApi(api = Build.VERSION_CODES.P)
-  private void initMgr() {
-    if (mgr == null) {
-      mgr = (EuiccManager) mReactContext.getSystemService(EUICC_SERVICE);
-    }
+    mEsimModule = new EsimModule(reactContext);
   }
 
   @Override
@@ -82,7 +70,7 @@ public void getSimCardsNative(Promise promise) {
             number = manager.getPhoneNumber(subInfo.getSubscriptionId());
           } else {
             number = subInfo.getNumber();
-          } 
+          }
 
           CharSequence carrierName = subInfo.getCarrierName();
           String countryIso = subInfo.getCountryIso();
@@ -131,7 +119,7 @@ public void sendPhoneCall(String phoneNumberString, int simSlotIndex) {
     }
 
     if (accountHandle != null) {
-      Bundle extras = new Bundle();  
+      Bundle extras = new Bundle();
       extras.putParcelable(TelecomManager.EXTRA_PHONE_ACCOUNT_HANDLE,accountHandle);
       telecomManager.placeCall(uri, extras);
     }
@@ -140,9 +128,8 @@ public void sendPhoneCall(String phoneNumberString, int simSlotIndex) {
   @RequiresApi(api = Build.VERSION_CODES.P)
   @ReactMethod
   public void isEsimSupported(Promise promise) {
-    initMgr();
-    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P && mgr != null) {
-      promise.resolve(mgr.isEnabled());
+    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P && mEsimModule.getMgr() != null) {
+      promise.resolve(mEsimModule.getMgr().isEnabled());
     } else {
       promise.resolve(false);
     }
@@ -159,7 +146,7 @@ private void handleResolvableError(Promise promise, Intent intent) {
           intent, PendingIntent.FLAG_UPDATE_CURRENT |
               PendingIntent.FLAG_MUTABLE);
 
-      mgr.startResolutionActivity(mReactContext.getCurrentActivity(), resolutionRequestCode, intent, callbackIntent);
+      mEsimModule.getMgr().startResolutionActivity(mReactContext.getCurrentActivity(), resolutionRequestCode, intent, callbackIntent);
     } catch (Exception e) {
       promise.reject("3", "EMBEDDED_SUBSCRIPTION_RESULT_RESOLVABLE_ERROR - Can't setup eSim due to Activity error "
           + e.getLocalizedMessage());
@@ -178,15 +165,13 @@ private boolean checkCarrierPrivileges() {
   @RequiresApi(api = Build.VERSION_CODES.P)
   @ReactMethod
   public void setupEsim(ReadableMap config, Promise promise) {
-    
+
     if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.P) {
       promise.reject("0", "EuiccManager is not available or before Android 9 (API 28)");
       return;
     }
 
-    initMgr();
-
-    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P && mgr != null && !mgr.isEnabled()) {
+    if (mEsimModule.getMgr() != null && !mEsimModule.getMgr().isEnabled()) {
       promise.reject("1", "The device doesn't support a cellular plan (EuiccManager is not available)");
       return;
     }
@@ -207,7 +192,7 @@ public void onReceive(Context context, Intent intent) {
           return;
         }
         int resultCode = getResultCode();
-        if (resultCode == EuiccManager.EMBEDDED_SUBSCRIPTION_RESULT_RESOLVABLE_ERROR && mgr != null) {
+        if (resultCode == EuiccManager.EMBEDDED_SUBSCRIPTION_RESULT_RESOLVABLE_ERROR && mEsimModule.getMgr() != null) {
           handleResolvableError(promise, intent);
         } else if (resultCode == EuiccManager.EMBEDDED_SUBSCRIPTION_RESULT_OK) {
           promise.resolve(true);
@@ -246,6 +231,6 @@ public void onReceive(Context context, Intent intent) {
         PendingIntent.FLAG_UPDATE_CURRENT |
             PendingIntent.FLAG_MUTABLE);
 
-    mgr.downloadSubscription(sub, true, callbackIntent);
+    mEsimModule.getMgr().downloadSubscription(sub, true, callbackIntent);
   }
 }