From the leader in whole-body vibration for over 20 years, the Power Plate® DualSphere™ is perfect for effective, concentrated massage. Featuring a unique contoured shape and exclusive textured design, the DualSphere is ideal for targeting hard to reach areas including feet, neck and back to help relax and rejuvenate tight and sore muscles, release fascia and promote blood flow to help you prepare faster and recover quicker. The DualSphere is a cutting-edge vibrating massager that: Helps relax and rejuvenate tight and sore muscles Enhances range of motion Promotes blood flow and fascia release Reduces pain Accelerates exercise warm up and recovery Features Color:Red Charging Method: USB User Materials: Quick Start Guide (in-box) Educational Content (via the Power Plate App) Vibration Levels: 3 Standard, 1 Rhythmic Pulse (Oscillation Mode) Vibrations per Minute: Standard Levels (levels 1-3): 2,200 / 3,300 / 4,000 Rhythmic Pulse (level 4): 2,000 - 2,700 Battery Charge Time: ~2 Hours (120 Minutes) Battery Runtime: ~3 Hours Auto Shutoff Timer: 10 Minutes Weight: 840g / 1.85lbs Product Warranty: 1 Year Limited Manufacturer\'s Warranty Certifications: CE, FCC