diff --git a/lib/index.d.ts b/lib/index.d.ts
new file mode 100644
index 0000000..b95eb62
--- /dev/null
+++ b/lib/index.d.ts
@@ -0,0 +1,33 @@
+import { ClientApi, ClientOptions } from '@hapi/catbox';
+
+interface Engine<T> extends ClientApi<T> {}
+
+declare class Engine<T> implements ClientApi<T> {
+    constructor(options?: Engine.Options);
+}
+
+declare namespace Engine {
+    interface Options extends ClientOptions {
+        /**
+         * Sets an upper limit on the number of bytes that can be stored in the cache.
+         * Once this limit is reached no additional items will be added to the cache until some expire.
+         * The utilized memory calculation is a rough approximation and must not be relied on.
+         * @default 104857600 (100MB).
+         */
+        maxByteSize?: number;
+        /**
+         * The minimum number of milliseconds in between each cache cleanup.
+         * @default 1000 (1 second)
+         */
+        minCleanupIntervalMsec?: number;
+        /**
+         * by default, buffers stored in the cache with allowMixedContent set to true are copied when they are set but not when they are retrieved.
+         * This means a change to the buffer returned by a get() will change the value in the cache. To prevent this,
+         * set cloneBuffersOnGet to true to always return a copy of the cached buffer.
+         * @default false
+         */
+        cloneBuffersOnGet?: boolean;
+    }
+}
+
+export { Engine };
\ No newline at end of file
diff --git a/package.json b/package.json
index c8dc693..29b74d4 100644
--- a/package.json
+++ b/package.json
@@ -1,9 +1,10 @@
 {
   "name": "@hapi/catbox-memory",
   "description": "Memory adapter for catbox",
-  "version": "6.0.1",
+  "version": "6.0.2",
   "repository": "git://github.com/hapijs/catbox-memory",
   "main": "lib/index.js",
+  "types": "lib/index.d.ts",
   "files": [
     "lib"
   ],
diff --git a/test/types.ts b/test/types.ts
new file mode 100644
index 0000000..42d906d
--- /dev/null
+++ b/test/types.ts
@@ -0,0 +1,48 @@
+import { Client } from '@hapi/catbox';
+import { Engine as CatboxMemory } from '..';
+
+type MyValue = {
+    a: string;
+    b: number;
+};
+
+const client = new CatboxMemory<boolean>({
+    cloneBuffersOnGet: false,
+    maxByteSize: 1024,
+    minCleanupIntervalMsec: 1000,
+});
+
+const client2 = new CatboxMemory<MyValue>();
+
+const catboxMemoryOptions: CatboxMemory.Options = {
+    cloneBuffersOnGet: false,
+    maxByteSize: 1024,
+    minCleanupIntervalMsec: 1000,
+};
+
+const client3 = new Client<string>(CatboxMemory, catboxMemoryOptions);
+
+(async () => {
+
+    const x = await client.get({
+        id: 'x',
+        segment: 's',
+    })
+
+    x?.item === true;
+
+    const y = await client2.get({
+        id: 'y',
+        segment: 's',
+    })
+
+    y?.item.a === 'a';
+    y?.item.b === 1;
+
+    const z = await client3.get({
+        id: 'z',
+        segment: 's',
+    });
+
+    z?.item === 'z';
+})()
\ No newline at end of file