Charger and instructions included. No noticeable stains. Hardly used. [Product Overview] This massage ball is a SISPO model from the OASIS brand, perfect for fitness and relaxation. It features a unique design and texture, emphasizing ease of use. [Functionality] It has 5 adjustable settings, allowing you to choose the massage intensity to your preference. You can easily enjoy a full-fledged massage at home. [Included Items] A power adapter and instruction manual are included, so you can start using it right away. - Brand: OASIS - Model Name: SISPO - Power: AC 100-240V (50/60Hz) DC 12V 1A - Function: 5-level adjustment - Included Items: Power adapter, instruction manual