Relieve eye fatigue with targeted hot and cold therapy that alternates soothing heat and cooling to reduce swelling and improve blood circulation. This helps rejuvenate tired eyes after long days and relieves stress. Long battery life for extended use. A large capacity battery delivers comfortable therapy for 5 to 7 days after a full 2 hour charge. Comfortable temperature options for all needs. Dynamic cold compress at 18°C–25°C wakes vitality and refreshes the eye area. Mild heat at 36°C–40°C relaxes tight eye muscles and feels like a warm towel, helping eyes return to a rested state quickly. Enhanced features for easy, connected use. Intuitive voice guidance supports each step and keeps mode selections on track. Wireless Bluetooth music design lets you listen to songs, books, or courses while you relax, with stable sound waves and prompts to unlock more enjoyment. Use scenarios - After a long day at the computer: cool and warm therapy to relieve strain, reduce puffiness, and improve circulation. - During travel or commute: compact, wireless therapy that can be used anywhere with Bluetooth audio support. - Before sleep: gentle heat combined with soothing audio to unwind and ease eye muscles for a quicker, calmer transition to rest. Notes - Temperature range supports both refreshing cold and comforting warmth for customizable therapy. - 2 hour full charge yields several days of use, depending on mode and duration. - Bluetooth connectivity enables audio playback while using the therapy session.