Neck massager with electrical stimulation function, providing comfortable relaxation. - Brand: NIPLUX - Model Name: NECK RELAX 1S - Included items: Instruction manual, charging cable - Color: Navy Green - Features: With electrical stimulation function Thank you for viewing. I purchased this and used it twice, but it didn't suit me, so I've been storing it. It has been disinfected with alcohol and its operation has been confirmed. Since this is a used item, I would appreciate your understanding.