diff --git a/index.d.ts b/index.d.ts
new file mode 100644
index 0000000..d6b8746
--- /dev/null
+++ b/index.d.ts
@@ -0,0 +1,30 @@
+namespace Receptacle {
+    export interface Options {
+        id?: string;
+        max?: number;
+        items?: any[];
+    }
+
+    export interface SetOptions<X> {
+        ttl?: number;
+        refresh?: boolean;
+        meta?: X;
+    }
+}
+
+class Receptacle<T, X = undefined> {
+    constructor(options?: Receptacle.Options);
+    public id: string;
+    public max: number;
+    public items: T[];
+    public size: number;
+    public has(key: string): boolean;
+    public get(key: string): T;
+    public meta(key: string): X;
+    public set(key: string, value: T, options?: Receptacle.SetOptions<X>): void;
+    public delete(key: string): void;
+    public expire(key: string, ms: number = 0): void;
+    public clear(): void;
+}
+
+export = Receptacle;
diff --git a/package.json b/package.json
index ee60eed..67f7d20 100644
--- a/package.json
+++ b/package.json
@@ -44,6 +44,7 @@
     "test": "npm run lint && make test",
     "test-ci": "npm run lint && make test-ci"
   },
+  "typings": "./index.d.ts",
   "standard": {
     "globals": [
       "GIT_COMMIT",