MYTREX's handheld massager can be used on the scalp while shampooing, as well as on the face and body, so you can relax and massage even in the bath! It's equipped with EMS and has selectable modes. The instruction manual is missing, but it has been used a few times. - Brand: MYTREX - Included items: Charger, cable, massage heads - Color: Black - Type: Handheld massager - Function: Massage function - Features: Multi-functional massage heads Thank you for viewing.