Moon speaker is a sleep monitoring Bluetooth speaker which integrates multiple sensors to track sleep quality and help improve sleeping habits. It can be inserted into a wall socket to charge, which also saves on desktop space and dispenses with the need for cables. The speaker is compact, portable and convenient to use; you simply rotate to adjust volume. The backlight has a night light and mood light function, which syncs with music playing to deliver an awesome user experience. The material was carefully designed to ensure the best audio and light experience.