Description Color: White, Black Features 1. Non-drug sleep aid: Utilizes CES (Cranial Electrostimulation) technology to regulate brain neurotransmitters through gentle microcurrents, helping to alleviate insomnia and anxiety and improve sleep quality. It's medication-free, safe, and has no side effects. 2. Portable and Easy-to-Use Design: Its lightweight, ergonomic design makes it easy to use and suitable for any occasion, whether at home, on business trips, or traveling, helping you fall asleep easily in any environment. 3. Scientifically Technology: Based on clinically proven CES therapy, multiple studies have shown its significant effectiveness in improving sleep disorders and emotional stress, and it has been medically in multiple European and American countries, ensuring your trustworthiness. 4. Adjustable Intensity Mode: Equipped with multiple microcurrent settings, users can freely adjust the stimulation intensity based on their comfort level, meeting the needs of different individuals and providing a personalized sleep experience. 5. Long-lasting Battery Life and Smart Reminders: Its built-in high-efficiency lithium battery provides multiple nights of continuous use on a single charge. Combined with smart usage reminders, it helps users establish a regular sleep schedule and develop healthy sleep habits. Comments: 1. Manual measurement tolerance is 2-5g. Please do not mind any substitutions. 2. Due to differences between monitors, the image may not reflect the actual color of the item. Thank you very much! 3. The SKU color is the color of the product packaging. Package Includes: 1 * Handheld Sleep Monitor