Type: White Noise Sound Machine, Sleep Relaxation, Sleep Soother, Sound Player, Sound Generator This sound machine for sleeping and relaxation allows you to select the perfect channel and get ready for your rest. Features: 6 soothing sounds: rain sound, ocean, forest, relaxing sounds, clams sound, white noise. Features night light that can emit a warm breathing light and provide a good sense of safety Come with an adjustable volume level and optional audio tracks. Built-in lithium battery, USB charging. Compact size, easy to carry. Perfect for home, office, or travel. Specifications: Material: ABS Size(Dia. xH): 8.2x3.8cm Quantity of Lamp Beads: 12 Charging Interface: Type-C Charging Time: 1h Playing Time: about 3h Input: 5V/500MA Battery: 400mAH Lithium Battery Package Contents: 1 x White Noise Machine 1 x Type-C Cable 1 x User Manual Please Note: Please allow slight errors due to manual measurement and different monitors.