Feature: 1. IMPROVE SLEEP QUALITY: The handheld device aims to alleviate stress and aid sleep, thereby improving overall sleep quality. Continuous use over half a month is recommended for optimal results. 2. BODY RELAXATION: It features a handheld design with pulsations specifically aimed at the right hand. The device central electrode brings about relaxation by reducing anxiety and stress. 3. ALLEVIATE ANXIETY: The device promotes synchronous activity between the hand and the brain by adequately stimulating the hand. This aids in reducing anxiety, alleviating stress, and effectively promoting sleep. 4. WIDE APPLICATION: With diverse applications spanning studying, office work, home, and business travel, the device is a tool for relaxation. Just 20 minutes of daily use can help alleviate headaches, eliminate stress and anxiety, and solve sleep problems, helping you fall asleep with ease. 5. GREAT GIFT: With its compact, wireless design, the device makes for a great present for close friends and family members. Ideal for use whenever and wherever needed, this device offers convenience. Specification: Item Type: Sleep Aid Device Material: ABS Battery Type: Lithium Battery Battery Capacity: 300mAh Power Supply: USB Charging. Package List: 1 x Host 1 x USB Data Cable 1 x Manual