diff --git a/index.d.ts b/index.d.ts
new file mode 100644
index 0000000..132fde7
--- /dev/null
+++ b/index.d.ts
@@ -0,0 +1,36 @@
+declare module 'react-native-mobilepay'{
+
+    //FUNCTIONS
+
+    //setup functions
+    export function setup(merchantId: any, country: any): any
+    export function setup(merchantId: any, country: any, merchantUrlScheme: any): any
+    export function setCaptureType(type: any): any
+    export function setCountry(type: any): any
+
+    //install check functions
+    export function isMobilePayInstalledDenmark(): any
+    export function isMobilePayInstalledNorway(): any
+    export function isMobilePayInstalledFinland(): any
+
+    //timer/delay functions
+    export function setTimeoutSeconds(seconds: any): any
+    export function setReturnSeconds(seconds:any): any
+
+    //create payment function
+    export function createPayment(orderId: any, amount: any): any
+
+    // --------------------------------------------------------------------------------------
+
+    //TYPES
+
+    //capture types
+    export const CAPTURE_TYPE_CAPTURE: any
+    export const CAPTURE_TYPE_RESERVE: any
+
+    //country constants
+    export const COUNTRY_DENMARK: any
+    export const COUNTRY_NORWAY: any
+    export const COUNTRY_FINLAND: any
+
+}
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