-- It features built-in lithium battery and USB charging. It can be used continuously for 36h for a full charge.
-- It features a light display and according to the light, you can adjust the breathing in 10 minutes to make your body relaxed.
-- Portable design: Only 8*8*3.3cm. It takes up a small space on the bedside table and can be easily put into your bag or suitcase, making it the perfect travel companion.
-- Not just for sleep: our white noise sound machine not only masks noise, improves sleep quality, but also is suitable for use at home, in the office, in a dorm, in a baby nursery or anywhere you want.
-- Automatic shutdown timer: This white noise machine can be played continuously non-stop all night or there is an auto-off timer to set for 15, 30 or 60 minutes to conserve energy. ( With light display).
-- 9 kinds of smooth and natural sounds: It features white noise, wave sound, birdsong, waterfall, cricket sound, bicker and 3 lullabies, so that you can choose sounds according to your preferences and needs to create a quiet environment for you to fall asleep quickly and rest completely .
Material: ABS+PC+Silicone+Electronic Components
Input Voltage: DC 5V
Charging Current: 1A
Battery Capacity: Li-ion 18650 1200MA
Charging Crcles: 500
Charging Method: USB
Charging Time: 1~1.5 hours
Use Time: 30~36 hours
Size: About 80*80*33mm/3.15*3.151.30in
1 x Sleep Aid Device
1 x USB Cable
1 x User Manual