diff --git a/package.json b/package.json
index 74d1f96..7124bcb 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "pdf2pic",
-  "version": "2.0.0",
+  "version": "2.1.0",
   "description": "A utility for converting pdf to image and base64 format.",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
diff --git a/src/graphics.ts b/src/graphics.ts
index 50011c2..6261f30 100644
--- a/src/graphics.ts
+++ b/src/graphics.ts
@@ -82,7 +82,8 @@ export class Graphics {
 
           return resolve({
             name: path.basename(output),
-            size: fs.statSync(output).size / 1000.0,
+            size: `${this.width}x${this.height}`,
+            fileSize: fs.statSync(output).size / 1000.0,
             path: output,
             page: page + 1
           });
diff --git a/src/types/convert.ts b/src/types/convert.ts
index fbb5378..9fe1549 100644
--- a/src/types/convert.ts
+++ b/src/types/convert.ts
@@ -3,7 +3,7 @@ import { ToBase64Response } from "@module/types/toBase64Response";
 
 export type Convert = {
 
-  bulk?: (pages?: number | number[], toBase64?: boolean) => Promise<(Promise<WriteImageResponse> | Promise<ToBase64Response>)[]>;
+  bulk?: (pages?: number | number[], toBase64?: boolean) => Promise<WriteImageResponse[] | ToBase64Response[]>;
 
   setOptions?: () => void;
 
diff --git a/src/types/writeImageResponse.ts b/src/types/writeImageResponse.ts
index 880c731..e4d61f4 100644
--- a/src/types/writeImageResponse.ts
+++ b/src/types/writeImageResponse.ts
@@ -1,6 +1,7 @@
 export type WriteImageResponse = {
   name?: string;
-  size?: number;
+  size?: string;
+  fileSize?: number;
   path?: string;
   page?: number;
 }
diff --git a/src/utils/bulk/bulkConvert.ts b/src/utils/bulk/bulkConvert.ts
index 597d0ab..3307b76 100644
--- a/src/utils/bulk/bulkConvert.ts
+++ b/src/utils/bulk/bulkConvert.ts
@@ -4,7 +4,7 @@ import { convertToStream } from "@module/utils/converters/convertToStream";
 import { WriteImageResponse } from "@module/types/writeImageResponse";
 import { ToBase64Response } from "@module/types/toBase64Response";
 
-export async function bulkConvert(gm: Graphics, source: string, filePath: string | Buffer, pageNumber: number | number[] = 1, toBase64 = false):  Promise<(Promise<WriteImageResponse> | Promise<ToBase64Response>)[]> {
+export async function bulkConvert(gm: Graphics, source: string, filePath: string | Buffer, pageNumber: number | number[] = 1, toBase64 = false): Promise<WriteImageResponse[] | ToBase64Response[]> {
   if (pageNumber !== -1 && pageNumber < 1) {
     throw new Error("Page number should be more than or equal 1");
   }
@@ -27,5 +27,5 @@ export async function bulkConvert(gm: Graphics, source: string, filePath: string
     return gm.writeImage(stream, (page - 1));
   });
 
-  return pages;
+  return Promise.all(pages);
 }
diff --git a/src/utils/pdf2picCore.ts b/src/utils/pdf2picCore.ts
index 4ae5aeb..44c1593 100644
--- a/src/utils/pdf2picCore.ts
+++ b/src/utils/pdf2picCore.ts
@@ -26,7 +26,7 @@ export function pdf2picCore(source: string, filePath: string | Buffer, options =
     return gm.writeImage(stream, (page - 1));
   };
 
-  convert.bulk = (pages: number | number[], toBase64 = false): Promise<(Promise<WriteImageResponse> | Promise<ToBase64Response>)[]> => {
+  convert.bulk = (pages: number | number[], toBase64 = false): Promise<WriteImageResponse[] | ToBase64Response[]> => {
     return bulkConvert(gm, source, filePath, pages, toBase64);
   }
 
diff --git a/test/index.test.ts b/test/index.test.ts
index 24322cb..3208750 100644
--- a/test/index.test.ts
+++ b/test/index.test.ts
@@ -72,7 +72,7 @@ describe("PDF2Pic Core", () => {
     expect(info.size.height).to.be.equal(512);
   });
 
-  it.skip("should convert pdf to pic (file input, bulk all pages)", async () => {
+  it("should convert pdf to pic (file input, bulk all pages)", async () => {
     const gm = new Graphics();
     const options = {
       ...baseOptions,