diff --git a/lib/db.js b/lib/db.js
index 3bd40ed..368144d 100644
--- a/lib/db.js
+++ b/lib/db.js
@@ -1984,4 +1984,12 @@ function versionError(name) {
  * Expose
  */
 
+DB.Batch = Batch;
+DB.Bucket = Bucket;
+DB.Iterator = Iterator;
+DB.AsyncIterator = AsyncIterator;
+DB.DBOptions = DBOptions;
+DB.IteratorItem = IteratorItem;
+DB.IteratorOptions = IteratorOptions;
+
 module.exports = DB;