White Noise Sleep Negative Ion Computer Type Wireless Remote Control Sleep Instrument Size: 7.5 cm / 3.0 inches Features: Sleep Aid This sleep instrument is designed to assist individuals with sleep difficulties by promoting faster sleep onset. It may help support relaxation and overall sleep quality. Compact and functional. Anxiety Relief Support The device offers a mode that may help promote relaxation through gentle stimulation, potentially aiding in stress reduction and creating a calming effect. Simple and Stylish Design Lightweight and portable, this device is easy to operate with two working modes: low frequency and high frequency. Switch modes with the power button and adjust intensity using the +/ buttons. Suitable for various daily environments. Usage Scenarios Ideal for use at home, in the office, or while traveling. Regular use may contribute to improved relaxation and better sleep patterns. Thoughtful Gift Choice A practical gift for friends or family who experience occasional sleep challenges. Helps support faster and more restful sleep. USB Rechargeable This model is powered via USB for convenient charging. Product Packaging Dimensions: 9 x 5 x 3 cm Package Includes: 1 x Sleep Device 1 x USB Cable