This Red Light Therapy Belt Features 120 Built-In LED Beads And An 1800mAh Rechargeable Battery. The Wearable Red Light Compress And Timer Can Be Used For Anti-Inflammatory Purposes, Promoting Wound Healing And Post-Treatment Recovery. It Helps Relax The Mind And Body And Can Be Wrapped Around The Arms, Wrists, Knees, Ankles, Or Even On Animals.