Lumbar Massager With Red Light 4-in-1, Cordless Design, 5000mAh, FliKEZE

Vibrating Massage15000mAh Battery. If caused by overlong usage: limit single use within 30 mins. Use it 1‐2 times daily for 10‐20 minutes per session. You may extend to a maximum of 30 minutes per session once your body adapts. Continuous use over 4 weeks is suggested to get optimal using experience. Visible improvements come with consistent long-term application instead of instant results. If discomfort comes from high intensity: switch to a lower setting.