Feature: 1. PAIN REDUCTION: Hot compress pain relief is to relieve wrist discomfort caused by cold, strain and sprain, and change it to dredge the pain point tissue and relieve soreness and stiffness. 2. RAPID HEATING: The use of thermally conductive carbon fiber filaments can quickly transmit heat to the inside of the wrist, and the heat dissipation can ensure that the acupoints around the wrist can be covered for physical therapy. 3. FIXED THUMB: The aluminum strip can fix the thumb very well, preventing the problem from being aggravated by friction with the tendon sheath, and at the same time, you can adjust the bending arc according to your own situation. 4. IMPROVE TENOSYNOVITIS: The tendon sheath is located at the base of the thumb and is the synovial sheath that protects the tendon. Immobilizing the thumb and limiting friction between the tendon and tendon sheath can resolve the pain, and it will heal on its own after a period of time. 5. COMFORTABLE: Electric thumb wrist stabilizer splint is made of breathable fabric, soft and breathable, mesh pocket design, easy to use, with power port, hook and loop design, self adjusting. Specification: Item Type: Electric Finger Stabilizer Material: Nylon and Polyurethane + Aluminum Strip Size: Approx. 22 x 19cm/8.7 x 7.5in Package List: 1 x Electric Finger Stabilizer Note: Please allow 13cm/0.41.2in error for manual measurement How to use: Turnonthepowertostartheating