diff --git a/lib/src/pool.dart b/lib/src/pool.dart
index a44cdd2..5669484 100644
--- a/lib/src/pool.dart
+++ b/lib/src/pool.dart
@@ -1,7 +1,9 @@
 import 'dart:js_util';
 
 import 'package:deno_postgres_interop/src/client_options.dart';
+import 'package:deno_postgres_interop/src/pool_client.dart';
 import 'package:deno_postgres_interop/src/undefined.dart';
+import 'package:deno_postgres_interop/src/util.dart';
 
 /// [deno-postgres@v0.17.0/Pool](https://deno.land/x/postgres@v0.17.0/mod.ts?s=Pool).
 class Pool {
@@ -39,13 +41,23 @@ class Pool {
         size,
         if (lazy != null) lazy,
       ]);
+}
+
+/// [deno-postgres@v0.17.0/Pool](https://deno.land/x/postgres@v0.17.0/mod.ts?s=Pool).
+extension PoolProps on Pool {
+  /// [deno-postgres@v0.17.0/Pool/size](https://deno.land/x/postgres@v0.17.0/mod.ts?s=Pool#prop_size).
+  int get connectionsCount => getProperty(this, 'size');
 
-// available: number
-// size: number
+  /// [deno-postgres@v0.17.0/Pool/available](https://deno.land/x/postgres@v0.17.0/mod.ts?s=Pool#prop_available).
+  int get openConnectionsCount => getProperty(this, 'available');
 
-// connect(): Promise<PoolClient>
+  /// [deno-postgres@v0.17.0/Pool/connect](https://deno.land/x/postgres@v0.17.0/mod.ts?s=Pool#method_connect_0).
+  Future<PoolClient> connect() => callFutureMethod(this, 'connect');
 
-// end(): Promise<void>
+  /// [deno-postgres@v0.17.0/Pool/end](https://deno.land/x/postgres@v0.17.0/mod.ts?s=Pool#method_end_0).
+  Future<void> end() => callFutureMethod(this, 'end');
 
-// initialized(): Promise<number>
+  /// [deno-postgres@v0.17.0/Pool/initialized](https://deno.land/x/postgres@v0.17.0/mod.ts?s=Pool#method_initialized_0).
+  Future<int> initializedConnectionsCount() =>
+      callFutureMethod(this, 'initialized');
 }