The Echo from Addaday is a rechargeable oscillator that can be used alone, or if you prefer more cushion, can be placed in a hollow foam roller with a diameter of 3 7/8" or larger. The Echo can also be used to oscillate any muscle group in a static or dynamic position on various parts of the body.
- Charging time is 3-4 hours for 1.5-2-hour usage
- There are three different speeds for different intensities, low intensity, high intensity and varied intensity
- The roller will automatically shut off after 10 minutes
- Diameter: 3 3/4", length: 11 7/8"