diff --git a/src/lib/constants.ts b/src/lib/constants.ts
index 3fd816b..f500f16 100644
--- a/src/lib/constants.ts
+++ b/src/lib/constants.ts
@@ -64,7 +64,9 @@ export const TODO_PRIORITIES = [
 ] as const;
 
 export const VOLTAGE_OPTIONS = [
-	'110V AC', '115V AC', '120V AC', '127V AC', '220V AC', '230V AC', '240V AC',
+	'100-120V AC',
+	'220-240V AC',
+	'100-240V AC',
 	'5V DC', '6V DC', '9V DC', '12V DC', '15V DC', '19V DC', '24V DC',
 	'USB powered',
 	'Battery'