* 5000mAh Massage gun with 4 interchangeable massage heads in a 300D cationic polyester hard zipper case * 4 Interchangeable massage heads: Bullet Head: For joints, deep tissue, palm, soles and spine Flat Head: For all parts of the body Fork Head: For shoulder, neck, spine and achillies tendon Ball Head: For large muscles, chest, back, thighs, calves and glutes * Three speed options, shown with an LED indicator, are speed 1 at 2400rpm, speed 2 at 2800rpm and speed 3 at 3200rpm * Lanyard hole to add a carry handle * Working time: 4 hours | Charging time: 3-1/2 hours * Includes micro USB cable * FCC certified