diff --git a/packages/config/e2e/config.e2e.js b/packages/config/e2e/config.e2e.js
index 6764ec76..56d3161f 100644
--- a/packages/config/e2e/config.e2e.js
+++ b/packages/config/e2e/config.e2e.js
@@ -24,6 +24,23 @@ describe('config()', () => {
     });
   });
 
+  describe('statics', () => {
+    it('LastFetchStatus', () => {
+      firebase.config.LastFetchStatus.should.be.an.Object();
+      firebase.config.LastFetchStatus.FAILURE.should.equal('failure');
+      firebase.config.LastFetchStatus.SUCCESS.should.equal('success');
+      firebase.config.LastFetchStatus.NO_FETCH_YET.should.equal('no_fetch_yet');
+      firebase.config.LastFetchStatus.THROTTLED.should.equal('throttled');
+    });
+
+    it('ValueSource', () => {
+      firebase.config.ValueSource.should.be.an.Object();
+      firebase.config.ValueSource.REMOTE.should.equal('remote');
+      firebase.config.ValueSource.STATIC.should.equal('static');
+      firebase.config.ValueSource.DEFAULT.should.equal('default');
+    });
+  });
+
   describe('fetch()', () => {
     it('with expiration provided', () => firebase.config().fetch(0));
     it('without expiration provided', () => firebase.config().fetch());
@@ -234,7 +251,6 @@ describe('config()', () => {
 
   describe('setDefaultsFromResource()', () => {
     it('sets defaults from remote_config_resource_test file', async () => {
-      await Utils.sleep(10000);
       await firebase.config().setDefaultsFromResource('remote_config_resource_test');
       const config = await firebase.config().getValues(['company']);
       config.company.source.should.equal('default');
diff --git a/packages/config/lib/index.d.ts b/packages/config/lib/index.d.ts
index 770dd828..9ed40bbc 100644
--- a/packages/config/lib/index.d.ts
+++ b/packages/config/lib/index.d.ts
@@ -58,7 +58,123 @@ import {
  * @firebase config
  */
 export namespace Config {
-  export interface Statics {}
+  /**
+   * A pseudo-enum for usage with ConfigSettingsRead.lastFetchStatus to determine the last fetch status.
+   *
+   * #### Example
+   *
+   * ```js
+   * firebase.config.LastFetchStatus;
+   * ```
+   */
+  export interface LastFetchStatus {
+    /**
+     * A value indicating that the last fetch was successful.
+     *
+     * ```js
+     * firebase.config.LastFetchStatus.SUCCESS;
+     * ```
+     */
+    SUCCESS: 'success';
+
+    /**
+     * A value indicating that the last fetch failed.
+     *
+     * ```js
+     * firebase.config.LastFetchStatus.FAILURE;
+     * ```
+     */
+    FAILURE: 'failure';
+
+    /**
+     * A value indicating that the last fetch was throttled.
+     *
+     * This usually occurs when calling fetch often with a low expiration duration.
+     *
+     * ```js
+     * firebase.config.LastFetchStatus.THROTTLED;
+     * ```
+     */
+    THROTTLED: 'throttled';
+
+    /**
+     * A value indicating that no fetches have occurred yet.
+     *
+     * This usually means you've not called fetch yet.
+     *
+     * ```js
+     * firebase.config.LastFetchStatus.NO_FETCH_YET;
+     * ```
+     */
+    NO_FETCH_YET: 'no_fetch_yet';
+  }
+
+  /**
+   * A pseudo-enum for usage with ConfigValue.source to determine the value source.
+   *
+   * #### Example
+   *
+   * ```js
+   * firebase.config.ValueSource;
+   * ```
+   */
+  export interface ValueSource {
+    /**
+     * If the value was retrieved from the server.
+     *
+     * ```js
+     * firebase.config.ValueSource.REMOTE;
+     * ```
+     */
+    REMOTE: 'remote';
+    /**
+     * If the value was set as a default value.
+     *
+     * ```js
+     * firebase.config.ValueSource.DEFAULT;
+     * ```
+     */
+    DEFAULT: 'default';
+    /**
+     * If no value was found and a static default value was returned instead.
+     *
+     * ```js
+     * firebase.config.ValueSource.STATIC;
+     * ```
+     */
+    STATIC: 'static';
+  }
+
+  /**
+   * Firebase Remote Config statics.
+   *
+   * ```js
+   * firebase.config;
+   * ```
+   */
+  export interface Statics {
+    /**
+     * A pseudo-enum for usage with ConfigValue.source to determine the value source.
+     *
+     * #### Example
+     *
+     * ```js
+     * firebase.config.ValueSource;
+     * ```
+     */
+    ValueSource: ValueSource;
+
+    /**
+     * A pseudo-enum for usage with ConfigSettingsRead.lastFetchStatus to determine the last fetch status.
+     *
+     * #### Example
+     *
+     * ```js
+     * firebase.config.LastFetchStatus;
+     * ```
+     */
+    LastFetchStatus: LastFetchStatus;
+  }
 
   /**
    * An Interface representing a Remote Config value.
@@ -71,6 +187,8 @@ export namespace Config {
      * - `default`: If the value was set as a default value.
      * - `static`: If no value was found and a static default value was returned instead.
      *
+     * See the `ValueSource` statics definition.
+     *
      * #### Example
      *
      * ```js
@@ -156,6 +274,8 @@ export namespace Config {
     isDeveloperModeEnabled: boolean;
     /**
      * The status of the latest Remote Config fetch action.
+     *
+     * See the `LastFetchStatus` statics definition.
      */
     lastFetchStatus: 'success' | 'failure' | 'no_fetch_yet' | 'throttled';
   }
diff --git a/packages/config/lib/index.js b/packages/config/lib/index.js
index b816420c..507d2515 100644
--- a/packages/config/lib/index.js
+++ b/packages/config/lib/index.js
@@ -32,7 +32,19 @@ import {
 
 import version from './version';
 
-const statics = {};
+const statics = {
+  LastFetchStatus: {
+    SUCCESS: 'success',
+    FAILURE: 'failure',
+    THROTTLED: 'throttled',
+    NO_FETCH_YET: 'no_fetch_yet',
+  },
+  ValueSource: {
+    REMOTE: 'remote',
+    DEFAULT: 'default',
+    STATIC: 'static',
+  },
+};
 
 const namespace = 'config';
 
diff --git a/packages/config/lib/index.js.flow b/packages/config/lib/index.js.flow
index d362884d..f8664468 100644
--- a/packages/config/lib/index.js.flow
+++ b/packages/config/lib/index.js.flow
@@ -18,7 +18,123 @@
 
 import type { ReactNativeFirebaseModule } from '@react-native-firebase/app-types/index.js.flow';
 
-export interface Statics {}
+/**
+ * A pseudo-enum for usage with ConfigSettingsRead.lastFetchStatus to determine the last fetch status.
+ *
+ * #### Example
+ *
+ * ```js
+ * firebase.config.LastFetchStatus;
+ * ```
+ */
+export interface LastFetchStatus {
+  /**
+   * A value indicating that the last fetch was successful.
+   *
+   * ```js
+   * firebase.config.LastFetchStatus.SUCCESS;
+   * ```
+   */
+  SUCCESS: 'success';
+
+  /**
+   * A value indicating that the last fetch failed.
+   *
+   * ```js
+   * firebase.config.LastFetchStatus.FAILURE;
+   * ```
+   */
+  FAILURE: 'failure';
+
+  /**
+   * A value indicating that the last fetch was throttled.
+   *
+   * This usually occurs when calling fetch often with a low expiration duration.
+   *
+   * ```js
+   * firebase.config.LastFetchStatus.THROTTLED;
+   * ```
+   */
+  THROTTLED: 'throttled';
+
+  /**
+   * A value indicating that no fetches have occurred yet.
+   *
+   * This usually means you've not called fetch yet.
+   *
+   * ```js
+   * firebase.config.LastFetchStatus.NO_FETCH_YET;
+   * ```
+   */
+  NO_FETCH_YET: 'no_fetch_yet';
+}
+
+/**
+ * A pseudo-enum for usage with ConfigValue.source to determine the value source.
+ *
+ * #### Example
+ *
+ * ```js
+ * firebase.config.ValueSource;
+ * ```
+ */
+export interface ValueSource {
+  /**
+   * If the value was retrieved from the server.
+   *
+   * ```js
+   * firebase.config.ValueSource.REMOTE;
+   * ```
+   */
+  REMOTE: 'remote';
+  /**
+   * If the value was set as a default value.
+   *
+   * ```js
+   * firebase.config.ValueSource.DEFAULT;
+   * ```
+   */
+  DEFAULT: 'default';
+  /**
+   * If no value was found and a static default value was returned instead.
+   *
+   * ```js
+   * firebase.config.ValueSource.STATIC;
+   * ```
+   */
+  STATIC: 'static';
+}
+
+/**
+ * Firebase Remote Config statics.
+ *
+ * ```js
+ * firebase.config;
+ * ```
+ */
+export interface Statics {
+  /**
+   * A pseudo-enum for usage with ConfigValue.source to determine the value source.
+   *
+   * #### Example
+   *
+   * ```js
+   * firebase.config.ValueSource;
+   * ```
+   */
+  ValueSource: ValueSource;
+
+  /**
+   * A pseudo-enum for usage with ConfigSettingsRead.lastFetchStatus to determine the last fetch status.
+   *
+   * #### Example
+   *
+   * ```js
+   * firebase.config.LastFetchStatus;
+   * ```
+   */
+  LastFetchStatus: LastFetchStatus;
+}
 
 /**
  * An Interface representing a Remote Config value