I purchased this about 5 years ago and used it several times. I apologize, but the box and instruction manual are not included. ※The following is quoted from the product website※ Trace and wash, a new style "Ultrasonic Washer" UW-A1 Clean clothes with the power of ultrasonic waves. An ultrasonic washer that you can easily carry anywhere and keeps your precious clothes clean. 【Gentle on people, gentle on clothes】 1. Quickly and cleanly removes stains that don't come off easily even when washed by hand or with a brush. 2. No need to rub, which can damage clothes, so it's safe for delicate materials. 3. You can use it without worrying about hand washing, gently saving you the trouble of hand washing. 4. Palm-sized, lightweight, and compact. You can take it with you on trips or business trips.