Relaxation Sleep Sound Machine

Feature: 19 smooth and natural sounds: white noise, wave sound, cricket sound, rain sound, bird song, bickering, and 3 lullabies. You can choose the sound according to your own preferences and needs to create a quiet environment. Portable design: It occupies a small space on the bedside table and can be easily put into your bag or suitcase. It is a perfect travel companion. Not only suitable for sleep: our white noise audio equipment can not only shield noise and improve sleep quality but is also suitable for home, office, dormitory, baby nursery room, or any place you want to use. Automatic shutdown timer: The machine can play continuously all night without interruption or has an automatic shutdown timer set for 15, 30, or 60 minutes to save energy (light display). It has a light display, according to the light, you can adjust your breathing within 10 minutes to relax your body. Built-in lithium battery and USB charging can be used continuously for 30-36 hours, fully charged. Specification: Material: ABS Color: White Size: about 8 x 8 x 3.3 cm/3.1 x 3.1 x 1.3 inches Charging method: USB cable Input voltage: DC5V=0.5-1.0A Power: 1W Battery: Li-ion 18650-1200mAh Charging time: 1-1.5h Use time: 30-36 hours Charging cycle: 500 times