Designed to cover a wide area, this back care item helps maintain posture and reduce muscle strain. It features breathable materials and a 3-level heating function for comfortable use. Lightweight and portable, it can be used at home or on the go. ■ How to Use 1. Check that the power button is working correctly. 2. With the power off, hold the main unit and put it on. ※ Each product comes with an instruction manual, so please read it before use. Power: Built-in lithium-ion battery 3.7V / 3000mAh Timer: 30 minutes / 45 minutes / 60 minutes settings USB cord length: Approximately 30cm Type: Rechargeable Material: 100% Polyester Weight: Approximately 478g Included: USB Type-C charging cable, instruction manual, warranty Country of Manufacture: China Size Variations: W285 x H340 x D70mm Season: 2025 Model