■ Product Thermal Care Wrist Support, 3-Level Temperature Adjustment 45-65°C, USB Powered, Velcro Closure, For Household Chores, Childcare, Computer Work, Smartphone Use, Gift, For Both Left and Right Hands ※Please purchase if you don't mind that it has been stored at home. ■ Product Description Product Use/How to Use Gently and warmly cares for wrists that have been overworked from smartphone use, computer work, household chores, and childcare. Purpose: Wrist Target Age: Adults Color: Black Material: Nylon, Polyester ■ Product Description Innovative Technology Development: Delivers thermal effects deep within with 12 times the penetration power, gently caring for wrist and thumb fatigue. 3-Level Temperature Adjustment: Temperature settings of low 45°C (green), medium 55°C (blue), and high 65°C (red) are available, allowing you to care for your wrists at your preferred temperature. Support Function: Velcro closure allows for free adjustment of pressure. Usage Scenarios: Can be used in various situations where the wrists are overworked, such as computer work, smartphone use, childcare, and household chores. Convenient Design: USB powered, usable both indoors and outdoors, and a practical design that fits both left and right hands, suitable for both men and women.