BIGMONAT Adult White Noise Machine, USB Charging Portable White Noise Machine Suitable for Office Privacy and Noise Reduction, with 10 High-Quality Natural Sounds. (Classic Black)

• 【Provide 10 Soothing Sounds】-10 non cyclic sounds for better sleep, learning, and relaxation, including summer nights, songbirds, heartbeats, waterfalls, rainforests, white noise, rain, streams, oceans, and thunder. If you are looking for a noise machine suitable for adult sleep, it is a good choice.
• 【Rechargeable Built-in Battery】 - This is a speaker that uses a built-in 3.7V 2200mAh ultra large capacity for charging. You don't need to waste money on purchasing a battery, and each charge can last for more than 20 hours. Convenient USB-C cable that can be charged anywhere.
• 【Automatic Shutdown Timer】- It has a 15/30/60 minute automatic shutdown timer or continuous playback setting, and through volume control, you can choose from very low to very high volume levels. To ensure a calm environment, if you want to buy a noise machine suitable for napping, relaxation, meditation yoga, and concentration, this sound machine is your best choice.
• 【 Portable & Compact Adult Edition】-This portable and travel friendly recorder is perfect for home or outdoor use. It can be easily placed in a bag and works wirelessly without the need to be plugged into a wall. You can take it anywhere and create the best sleeping environment for you.
• 【 Memory Function&Easy to Operate】-Set the volume level, timer&music, and the noise generator will remember your preferences. Every time you restart it, it will restore your favorite settings without the need to reset.
• 【 White Noise Machine For Office Privacy&Noise Reduction】-Our White Noise Machine can be widely used in office areas. It has several white noises and a high range of volume, which can protect private conversations.

Product description Product Description Warm Tips: Please push the main power switch to ON before use. Push the switch to OFF if the machine willnot be used for a long period of time. Specification: 10 high quality natural sounds Timer setting: 10, 30, 60 minutes auto-off timer Powered by 3.7V 2200mAh lithium-ion battery Full charging time is approximately 4-6hours. Weight: 0.64 lbs Size: 6.7 x 3 x 2.9 inch Package included: 1 x White Noise Machine 1 x USB-C Cable 1 x User Manual Directions 1. Push the main power switch to 'ON' to power on the device. 2. To set the timer, press the timer button and select your desired duration (10, 30, or 60 minutes) or choose 'Off' for continuous playback. 3. To adjust the volume, use the volume buttons (+/-). 4. To select a sound, press the sound button and choose from the available options. 5. To charge the device, connect the USB-C cable to a power source and charge for approximately 4-6 hours. 6. To turn off the device, push the power switch to 'OFF'. Safety Warning Always turn the machine on and off using the power switch. Do not use if the power switch is damaged. This product is intended for adult use only. Keep out of reach of children. Do not expose to excessive heat or moisture. Do not use with damaged power cord or plug. Unplug from power source before cleaning.