Features: 100% brand new and high quality. 9 Natural Sounds: Wind, Brook, Heavenly music, Rain, Antenatal training, Ocean, Thunder, Guqin and Soothing music. Smart auto-off timer: 15, 30 and 60 minute Volume control knob to adjust the sound volume to your desired level Small size and light weight, easy to carry around, perfect for travel. Great for babies, old people ,restless sleepers, who has tinnitus, shift workers, students etc. Specification: Color: Blue + White Material: Plastic + Electronic Component Input: DC 5V 300mA Rated Power: 1.5W Package Size: 16.5*16*6.3cm/6.5*6.3*2.5 inch Note: Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting. Thank you for your understanding, nice day! Package Includes: 1 x Sound Relaxation Machine 1 x USB Cable