Custom Massage, Crimson Massage Gun - Rechargeable & Multi-Speed, Crimson Massage Gun with 4 interchangeable massage heads in a fabric zipper pouch Built-in 2400mAh lithium-ion battery High-Quality quiet motor - operates under 50dB Includes a 10-min auto-off feature for added safety and efficiency Working time: up to 1 hour | Charging time: 2.5 hours Includes USB to USB-C cable FCC certified Four 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 achilles tendon Ball Head: For large muscles, chest, back, thighs, calves and glutes Six speed levels, shown with LED indicators: Level 1-2 for muscle recovery (muscle recovery post exercise) Level 3-4 for precise deep massage and deep muscle soreness Level 5-6 for professional massage and the best muscle pain relief ... #EMA-CR24 $27.98/each.