diff --git a/CHANGELIST.md b/CHANGELIST.md
index 457bedf7..bae68c61 100644
--- a/CHANGELIST.md
+++ b/CHANGELIST.md
@@ -26,6 +26,7 @@
 - Add BaseExecutionContext tests
 - Add currently unused Input type
 - Split Input type into typed classes
+- Add flag for value being set
 
 ### 3.2.4 (2024-11-24)
 
diff --git a/MPF.ExecutionContexts/Data/Input.cs b/MPF.ExecutionContexts/Data/Input.cs
index 7b6c3af9..b7ea9972 100644
--- a/MPF.ExecutionContexts/Data/Input.cs
+++ b/MPF.ExecutionContexts/Data/Input.cs
@@ -14,6 +14,11 @@ namespace MPF.ExecutionContexts.Data
         /// </summary>
         public readonly string Name;
 
+        /// <summary>
+        /// Indicates if a value has been set
+        /// </summary>
+        public abstract bool ValueSet { get; }
+
         /// <summary>
         /// Verbose name for the input
         /// </summary>
@@ -66,6 +71,18 @@ namespace MPF.ExecutionContexts.Data
 
         #endregion
 
+        #region Processors
+
+        /// <summary>
+        /// Process the current index, if possible
+        /// </summary>
+        /// <param name="parts">Parts array to be referenced</param>
+        /// <param name="index">Reference to the position in the parts</param>
+        /// <returns>True if a value could be determined, false otherwise</returns>
+        public abstract bool Process(string[] parts, ref int index);
+
+        #endregion
+
         #region Helpers
 
         /// <summary>
@@ -171,6 +188,9 @@ namespace MPF.ExecutionContexts.Data
         /// </summary>
         public T? Value { get; protected set; }
 
+        /// <inheritdoc/>
+        public override bool ValueSet => Value != null;
+
         #endregion
 
         #region Constructors
@@ -192,17 +212,5 @@ namespace MPF.ExecutionContexts.Data
             : base(shortName, longName, required) { }
 
         #endregion
-
-        #region Processors
-
-        /// <summary>
-        /// Process the current index, if possible
-        /// </summary>
-        /// <param name="parts">Parts array to be referenced</param>
-        /// <param name="index">Reference to the position in the parts</param>
-        /// <returns>True if a value could be determined, false otherwise</returns>
-        public abstract bool Process(string[] parts, ref int index);
-
-        #endregion
     }
 }
\ No newline at end of file
diff --git a/MPF.ExecutionContexts/Data/UInt64Input.cs b/MPF.ExecutionContexts/Data/UInt64Input.cs
index 7cfb8801..9d416aea 100644
--- a/MPF.ExecutionContexts/Data/UInt64Input.cs
+++ b/MPF.ExecutionContexts/Data/UInt64Input.cs
@@ -62,7 +62,7 @@ namespace MPF.ExecutionContexts.Data
             if (ulong.TryParse(baseVal, out value))
             {
                 index++;
-                Value = (ulong)(value * factor);
+                Value = (ulong)(value * (ulong)factor);
                 return true;
             }
 
@@ -71,7 +71,7 @@ namespace MPF.ExecutionContexts.Data
             if (ulong.TryParse(hexValue, NumberStyles.AllowHexSpecifier, CultureInfo.InvariantCulture, out value))
             {
                 index++;
-                Value = (ulong)(value * factor);
+                Value = (ulong)(value * (ulong)factor);
                 return true;
             }