Suitable: 1. Stressed office workers, tired during the day and unable to sleep at night; 2. The baby sleeps, comforts the mother late at night, leaves the mother's womb for the newborn baby, adapts to the environment, and returns the mother to sleep late at night 3. Night owls who stay up late for a long time and want to go to bed early but can't change 4. Retired or unwell old people can soothe their emotions and relax their body and mind Warm reminder: Insomnia is a very painful thing. Short-term insomnia will make people feel depressed, and long-term insomnia will cause physical and mental damage. Using this product before going to bed can create a comfortable and relaxed sleeping environment, allowing you to fall asleep faster and effectively improve sleep quality. Product parameters: 1.1000MA battery 2. Voltage 5V 1A 3. Rated power 5W 4. Pat night light (support warm and cold light) 5.DIY Mic for music playback 6. 3.5 headphone jack Specifications and Features: 1. Music playback function: There are 16 kinds of built-in sleep soothing music, including white noise, dividend noise, emotional soothing music, soothing music, ocean waves, birdsong, running water, rain, summer night insects, lullabies, etc. Covers the sound preferences of most people. 2. Play function: It can play the built-in sound source of the machine, and the user can also customize and add songs according to customer needs. 3. Small night light function: lightly press the small night light switch with your finger to turn on and off the small night light. 4. Earphone jack: When the music being played may disturb others, the user can plug in earphones. 5. Timing function: automatic timing selection: 15, 30, 60 minutes. 6. Power supply mode: either battery or USB-C charging.