Description Color: White Material: ABS + Silicone + Electronics Battery Capacity: 500 mAh Dimensions: 80*80*27mm Features 1. Utilizes high-quality white noise technology to effectively block out ambient noise, helping you fall asleep quickly and improving sleep quality. 2. Compact and portable design with low power consumption, suitable for a variety of use scenarios, including home, travel, and baby rooms. 3. Supports a variety of natural sound effects, such as rain, ocean waves, and forest sounds, to meet the relaxation needs of different users. 4. No screen and no blue light interference, protecting eyesight and circadian rhythm, making it ideal for nighttime use. 5. Easy to use, with one-touch mode switching, suitable for people of all ages, making it an ideal choice for gifts or personal use. Comments: 1. Manual measurement tolerance is 2-5g. Please forgive any substitutions. 2. Due to differences between monitors, images 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 * White Noise Sleep Device