Recover with our 5000mAh massage gun with 4 interchangeable massage heads in a 300D cationic polyester hard zipper case! Target joints, deep tissue, neck, shoulders and more with bullet, flat, fork and ball heads that snap on. Massager has three speed options: speed 1 at 2400rpm, speed 2 at 2800rpm and speed 3 at 3200rpm. Massager working time is up to 4 hours and the charging time is up to 3-1/2 hours. Includes USB-C cable. Complies with FDA, OU, Prop 65, UN38.3.