diff --git a/README.md b/README.md
index ed2e1e3..61f34ba 100644
--- a/README.md
+++ b/README.md
@@ -92,14 +92,25 @@ The `send()` function is asynchronous and returns a `Promise` of type `IncomingM
 
 Note that `IncomingMessage` can be `null` if the request was stored because the application was offline.
 
-`IncomingMessage` is the response from the Raygun API - there's nothing in the body, it's just a status code response. 
-If everything went ok, you'll get a 202 response code. 
-Otherwise, we throw 401 for incorrect API keys, 403 if you're over your plan limits, or anything in the 500+ range for internal errors.
+`IncomingMessage` is the response from the Raygun API - there's nothing in the body, it's just a status code response. If everything went ok, you'll get a 202 response code. 
+Otherwise, we return 401 for incorrect API keys, 403 if you're over your plan limits, or anything in the 500+ range for internal errors.
 
-We use the nodejs http/https library to make the POST to Raygun, you can see more documentation about that callback here: https://nodejs.org/api/http.html#http_http_request_options_callback
+We use the nodejs http/https library to make the POST to Raygun, you can see more documentation about that callback here: https://nodejs.org/api/http.html#http_http_request_options_callback .
 
 You can `await` the call to obtain the result, or use `then/catch`.
 
+The default timeout for the transport layer is 5000ms. You can override this value by setting a custom `timeout` (also in ms) when you initialize the Raygun client:
+
+```typescript
+import * as Raygun from 'raygun';
+
+const raygunClient = new Raygun.Client().init({
+  apiKey: 'YOUR_API_KEY',
+  ...
+  timeout: 3000 // defaults to 5000ms
+});
+```
+
 #### Using `await`
 
 Use `await` to obtain the `IncomingMessage`, remember to `catch` any possible thrown errors from the `send()` method.
@@ -418,7 +429,18 @@ If your application generates and reports large volumes of errors, especially in
 
 You can control how often batches are processed and sent by providing a `batchFrequency` option, which is a number in milliseconds.
 
-In a future version the batch transport will likely be enabled by default.
+The default timeout for batch transport calls is 5000ms. You can override this value by setting a custom `timeout` (also in ms) when you initialize the Raygun client:
+
+```typescript
+import * as Raygun from 'raygun';
+
+const raygunClient = new Raygun.Client().init({
+  apiKey: 'YOUR_API_KEY',
+  batch: true,
+  batchFrequency: 5000, // defaults to 1000ms (every second)
+  timeout: 10000 // defaults to 5000ms
+});
+```
 
 ### Offline caching
 
diff --git a/lib/raygun.breadcrumbs.express.ts b/lib/raygun.breadcrumbs.express.ts
index 7d61404..83932ed 100644
--- a/lib/raygun.breadcrumbs.express.ts
+++ b/lib/raygun.breadcrumbs.express.ts
@@ -27,7 +27,7 @@ export function addRequestBreadcrumb(request: Request) {
   };
 
   debug(
-    `[raygun.breadcrumbs.express.ts] recorded request breadcrumb: ${internalCrumb}`,
+    `[raygun.breadcrumbs.express.ts] recorded request breadcrumb: ${JSON.stringify(internalCrumb, undefined, 2)}`,
   );
 
   crumbs.push(internalCrumb);
diff --git a/lib/raygun.transport.ts b/lib/raygun.transport.ts
index 8ed989a..66c8f8d 100644
--- a/lib/raygun.transport.ts
+++ b/lib/raygun.transport.ts
@@ -18,6 +18,8 @@ const API_HOST = "api.raygun.io";
 const DEFAULT_ENDPOINT = "/entries";
 const BATCH_ENDPOINT = "/entries/bulk";
 
+const debug = require("debug")("raygun");
+
 export function sendBatch(options: SendOptions): Promise<IncomingMessage> {
   return send(options, BATCH_ENDPOINT);
 }
@@ -57,12 +59,27 @@ export function send(
         (response: IncomingMessage) => {
           // request completed successfully
           resolve(response);
+          // destroy the request after successful completion
+          request.destroy();
+          debug(
+            `[raygun.transport.ts] Request destroyed for message: ${options.message}`,
+          );
         },
       );
 
+      if (options.http.timeout) {
+        debug(`[raygun.transport.ts] Timeout set: ${options.http.timeout}ms`);
+        request.setTimeout(options.http.timeout, () => {
+          console.error(
+            `[Raygun4Node] request timed out while attempting to send error with message: ${options.message}`,
+          );
+          request.destroy(new Error("Request timed out"));
+        });
+      }
+
       request.on("error", function (e) {
         console.error(
-          `[Raygun4Node] error ${e.message} occurred while attempting to send error with message: ${options.message}`,
+          `[Raygun4Node] Error with details "${e.message}" occurred while attempting to send error with message: ${options.message}`,
         );
 
         // request failed
@@ -74,7 +91,7 @@ export function send(
     });
   } catch (e) {
     console.error(
-      `[Raygun4Node] error ${e} occurred while attempting to send error with message: ${options.message}`,
+      `[Raygun4Node] Error "${e}" occurred while attempting to send error with message: ${options.message}`,
     );
     return Promise.reject(e);
   }
diff --git a/lib/raygun.ts b/lib/raygun.ts
index 808c084..2470f00 100644
--- a/lib/raygun.ts
+++ b/lib/raygun.ts
@@ -61,6 +61,7 @@ try {
 type SendCB = (error: Error | null, items: string[] | undefined) => void;
 
 const DEFAULT_BATCH_FREQUENCY = 1000; // ms
+const DEFAULT_TIMEOUT = 5000; // ms
 
 function emptyCallback() {}
 
@@ -79,6 +80,8 @@ class Raygun {
 
   _useSSL: boolean | undefined;
 
+  _timeout: number | undefined;
+
   _onBeforeSend: Hook<Message | null> | undefined;
 
   _offlineStorage: IOfflineStorage | undefined;
@@ -118,6 +121,7 @@ class Raygun {
     this._port = options.port;
     this._useSSL = options.useSSL !== false;
     this._onBeforeSend = options.onBeforeSend;
+    this._timeout = options.timeout;
     this._isOffline = options.isOffline;
     this._groupingKey = options.groupingKey;
     this._tags = options.tags;
@@ -144,6 +148,7 @@ class Raygun {
           port: this._port,
           useSSL: !!this._useSSL,
           apiKey: this._apiKey,
+          timeout: this._timeout || DEFAULT_TIMEOUT,
         },
       });
     }
@@ -570,7 +575,8 @@ class Raygun {
           host: this._host,
           port: this._port,
           useSSL: !!this._useSSL,
-          apiKey,
+          apiKey: apiKey,
+          timeout: this._timeout || DEFAULT_TIMEOUT,
         },
       },
     };
@@ -583,6 +589,7 @@ class Raygun {
       port: this._port,
       useSSL: this._useSSL || false,
       apiKey: this._apiKey || "",
+      timeout: this._timeout || DEFAULT_TIMEOUT,
     };
 
     return {
diff --git a/lib/types.ts b/lib/types.ts
index 9a1408d..a071013 100644
--- a/lib/types.ts
+++ b/lib/types.ts
@@ -78,6 +78,7 @@ export type HTTPOptions = {
   host: string | undefined;
   port: number | undefined;
   apiKey: string;
+  timeout?: number;
 };
 
 // Allow any because users are free to set anything as CustomData
@@ -179,6 +180,7 @@ export type RaygunOptions = {
   host?: string;
   port?: number;
   useSSL?: boolean;
+  timeout?: number;
   onBeforeSend?: Hook<Message>;
   offlineStorage?: IOfflineStorage;
   offlineStorageOptions?: OfflineStorageOptions;
diff --git a/test/raygun_async_send_test.js b/test/raygun_async_send_test.js
index 56db0ca..f4dc414 100644
--- a/test/raygun_async_send_test.js
+++ b/test/raygun_async_send_test.js
@@ -48,6 +48,24 @@ test("async send complex", {}, function (t) {
     });
 });
 
+test("async send complex with timeout", {}, function (t) {
+  t.plan(1);
+
+  let client = new Raygun.Client()
+    .init({ apiKey: API_KEY, timeout: 5000 })
+    .setVersion("1.0.0.0");
+
+  client
+    .send(new Error())
+    .then((response) => {
+      t.equal(response.statusCode, 202);
+      t.end();
+    })
+    .catch((err) => {
+      t.fail(err);
+    });
+});
+
 test("async send with inner error", {}, function (t) {
   t.plan(1);