diff --git a/src/Record/Record.php b/src/Record/Record.php
new file mode 100644
index 0000000..0dd58cb
--- /dev/null
+++ b/src/Record/Record.php
@@ -0,0 +1,81 @@
+<?php
+
+namespace Rarst\Laps\Record;
+
+/**
+ * Generic record with all properties set by constructor.
+ */
+class Record implements Record_Interface {
+
+	/** @var string $name */
+	protected $name;
+
+	/** @var float $origin */
+	protected $origin;
+
+	/** @var float $duration */
+	protected $duration;
+
+	/** @var string $description */
+	protected $description;
+
+	/** @var string $category */
+	protected $category;
+
+	/**
+	 * @param string $name        Name.
+	 * @param float  $origin      Start time.
+	 * @param float  $duration    Duration.
+	 * @param string $description Optional description.
+	 * @param string $category    Optional category.
+	 */
+	public function __construct( $name, $origin, $duration, $description = '', $category = '' ) {
+		$this->name        = $name;
+		$this->origin      = $origin;
+		$this->duration    = $duration;
+		$this->description = $description;
+		$this->category    = $category;
+	}
+
+	/**
+	 * @return string
+	 */
+	public function get_name() {
+		return $this->name;
+	}
+
+	/**
+	 * @return string
+	 */
+	public function get_description() {
+
+		if ( empty( $this->description ) ) {
+			$duration = round( $this->get_duration() * 1000 );
+
+			return "{$this->name} – {$duration}&nbsp;ms";
+		}
+
+		return $this->description;
+	}
+
+	/**
+	 * @return float
+	 */
+	public function get_origin() {
+		return $this->origin;
+	}
+
+	/**
+	 * @return float
+	 */
+	public function get_duration() {
+		return $this->duration;
+	}
+
+	/**
+	 * @return string
+	 */
+	public function get_category() {
+		return $this->category;
+	}
+}
diff --git a/src/Record/Sql_Record.php b/src/Record/Sql_Record.php
deleted file mode 100644
index 09ab78e..0000000
--- a/src/Record/Sql_Record.php
+++ /dev/null
@@ -1,72 +0,0 @@
-<?php
-
-namespace Rarst\Laps\Record;
-
-/**
- * SQL record of a query event.
- */
-class Sql_Record implements Record_Interface {
-
-	/** @var string $sql */
-	protected $sql;
-
-	/** @var float $origin */
-	protected $origin;
-
-	/** @var int $duration */
-	protected $duration;
-
-	/** @var string $category */
-	protected $category;
-
-	/**
-	 * @param string $sql      SQL query.
-	 * @param float  $origin   Start time.
-	 * @param int    $duration Query duration.
-	 * @param string $category Query type.
-	 */
-	public function __construct( $sql, $origin, $duration, $category = 'query-read' ) {
-		$this->sql      = $sql;
-		$this->origin   = $origin;
-		$this->duration = $duration;
-		$this->category = $category;
-	}
-
-	/**
-	 * @return string
-	 */
-	public function get_name() {
-		return $this->sql;
-	}
-
-	/**
-	 * @return string
-	 */
-	public function get_description() {
-
-		$duration = round( $this->duration * 1000 ); // s to ms.
-
-		return "{$this->sql} – {$duration} ms";
-	}
-
-	/**
-	 * @return float Timestamp of record start.
-	 */
-	public function get_origin() {
-		return $this->origin;
-	}
-
-	/**
-	 * @return float Record duration in seconds.
-	 */
-	public function get_duration() {
-		return $this->duration;
-	}
-
-	/**
-	 * @return string
-	 */
-	public function get_category() {
-		return $this->category;
-	}
-}
diff --git a/src/Record/Sql_Record_Collector.php b/src/Record/Sql_Record_Collector.php
index 9597bf7..560aa88 100644
--- a/src/Record/Sql_Record_Collector.php
+++ b/src/Record/Sql_Record_Collector.php
@@ -41,7 +41,7 @@ class Sql_Record_Collector implements Record_Collector_Interface {
 	}
 
 	/**
-	 * @return Sql_Record[]
+	 * @return Record[]
 	 */
 	public function get_records() {
 
@@ -54,6 +54,7 @@ class Sql_Record_Collector implements Record_Collector_Interface {
 		$query_data     = [];
 		$last_query_end = 0;
 
+		// TODO process call trace from the data.
 		foreach ( $wpdb->queries as $key => list( $sql, $duration ) ) {
 			$query_start = isset( $this->query_starts[ $key ] ) ? $this->query_starts[ $key ] : $last_query_end;
 			$sql         = trim( $sql );
@@ -65,7 +66,7 @@ class Sql_Record_Collector implements Record_Collector_Interface {
 
 			$last_query_end = $query_start + $duration;
 
-			$query_data[] = new Sql_Record( $sql, $query_start, $duration, $category );
+			$query_data[] = new Record( $sql, $query_start, $duration, '', $category );
 		}
 
 		return $query_data;
diff --git a/tests/Record/IteratorTest.php b/tests/Record/IteratorTest.php
index ef9c2cd..2b98eae 100644
--- a/tests/Record/IteratorTest.php
+++ b/tests/Record/IteratorTest.php
@@ -3,15 +3,21 @@
 namespace Rarst\Laps\Tests\Record;
 
 use Rarst\Laps\Record\Recursive_Record_Iterator;
+use Rarst\Laps\Record\Record;
 use Rarst\Laps\Record\Timeline_Iterator;
 use Rarst\Laps\Tests\LapsTestCase;
 
 class IteratorTest extends LapsTestCase {
 
+	/**
+	 * @covers \Rarst\Laps\Record\Recursive_Record_Iterator
+	 *
+	 * @return Recursive_Record_Iterator
+	 */
 	public function testRecord() {
 
-		$record_a = new StubRecord( 'Parent', 0, 100 );
-		$record_b = new StubRecord( 'Child', 50, 100 );
+		$record_a = new Record( 'Parent', 0, 100 );
+		$record_b = new Record( 'Child', 50, 100 );
 
 		$records = [ $record_b, $record_a ];
 
@@ -35,6 +41,8 @@ class IteratorTest extends LapsTestCase {
 	}
 
 	/**
+	 * @covers \Rarst\Laps\Record\Timeline_Iterator
+	 *
 	 * @depends testRecord
 	 */
 	public function testTimeline( Recursive_Record_Iterator $iterator ) {
diff --git a/tests/Record/RecordTest.php b/tests/Record/RecordTest.php
new file mode 100644
index 0000000..297c812
--- /dev/null
+++ b/tests/Record/RecordTest.php
@@ -0,0 +1,36 @@
+<?php
+
+namespace Rarst\Laps\Tests\Record;
+
+use Rarst\Laps\Record\Record;
+use Rarst\Laps\Tests\LapsTestCase;
+
+class RecordTest extends LapsTestCase {
+
+	/**
+	 * @covers \Rarst\Laps\Record\Record
+	 */
+	public function testRecord() {
+
+		$name     = 'Name';
+		$origin   = 0;
+		$duration = 1;
+
+		$description = 'description';
+		$category    = 'info';
+
+		$record = new Record( $name, $origin, $duration );
+
+		$this->assertEquals( $name, $record->get_name() );
+		$this->assertEquals( $origin, $record->get_origin() );
+		$this->assertEquals( $duration, $record->get_duration() );
+		$this->assertContains( $name, $record->get_description() );
+		$this->assertContains( (string) ( $duration * 1000 ), $record->get_description() );
+		$this->assertEmpty( $record->get_category() );
+
+		$record = new Record( $name, $origin, $duration, $description, $category );
+
+		$this->assertEquals( $description, $record->get_description() );
+		$this->assertEquals( $category, $record->get_category() );
+	}
+}
diff --git a/tests/Record/SqlTest.php b/tests/Record/SqlTest.php
index f907239..243c3f6 100644
--- a/tests/Record/SqlTest.php
+++ b/tests/Record/SqlTest.php
@@ -2,12 +2,15 @@
 
 namespace Rarst\Laps\Tests\Record;
 
-use Rarst\Laps\Record\Sql_Record;
+use Rarst\Laps\Record\Record;
 use Rarst\Laps\Record\Sql_Record_Collector;
 use Rarst\Laps\Tests\LapsTestCase;
 
 class SqlTest extends LapsTestCase {
 
+	/**
+	 * @covers \Rarst\Laps\Record\Sql_Record_Collector
+	 */
 	public function testCollector() {
 
 		define( 'SAVEQUERIES', true );
@@ -33,7 +36,7 @@ class SqlTest extends LapsTestCase {
 
 		$record = $records[0];
 
-		$this->assertInstanceOf( Sql_Record::class, $record );
+		$this->assertInstanceOf( Record::class, $record );
 		$this->assertEquals( $query, $record->get_name() );
 		$this->assertContains( $query, $record->get_description() );
 		$this->assertInternalType( 'float', $record->get_origin() );
diff --git a/tests/Record/StubRecord.php b/tests/Record/StubRecord.php
deleted file mode 100644
index 1831c0d..0000000
--- a/tests/Record/StubRecord.php
+++ /dev/null
@@ -1,38 +0,0 @@
-<?php
-
-namespace Rarst\Laps\Tests\Record;
-
-use Rarst\Laps\Record\Record_Interface;
-
-class StubRecord implements Record_Interface {
-
-	protected $name;
-	protected $origin;
-	protected $duration;
-
-	public function __construct( $name, $origin, $duration ) {
-		$this->name     = $name;
-		$this->origin   = $origin;
-		$this->duration = $duration;
-	}
-
-	public function get_name() {
-		return $this->name;
-	}
-
-	public function get_description() {
-
-	}
-
-	public function get_origin() {
-		return $this->origin;
-	}
-
-	public function get_duration() {
-		return $this->duration;
-	}
-
-	public function get_category() {
-
-	}
-}