Name: Knee Massager Model: YC-906B Working Voltage: 5V Working Power: 7W Charging Voltage: 5V Charging Current: 1A Product Net Weight: 280G Product Size:51*29*3.5cm Features: 1. High-frequency Vibration, Deep Massage, Built-in Powerful Motor, The Vibration Is Surging And Powerful, Reaching Deep Into The Knee, Leaving No Blind Spots For Full Knee Massage, And There Are Three Modes For You To Choose From 2. Equipped With A Digital Display Controller, Touch Screen Button Design, The Panel Displays Temperature And Power, You Can Use The Controller To Control The Temperature And Vibration Mode, The Operation Is Simple And Convenient 3. Multifunctional Heated Shoulder Pads Can Not Only Protect The Shoulders, But Also Protect The Knees And Elbows 4. It Can Be Used For Warm Compress Treatment, Which Can Effectively Relieve Muscle Soreness And Spasm, Relieve Fatigue, Promote Microcirculation, And Accelerate The Recovery Of Injured Areas. 5. The Heating Pad Can Be Wrapped And Locked On Any Leg Or Arm That Needs Heat. It Will Not Slip Off Easily And No Longer Needs To Be Held By Hand. Package Included: 1 * Massager 1 * Charging cable