Description Feature: 1. Colourful Lighting: The sleep machine is equipped with colourful RGB light effects, creating a comfortable environment and guiding the brain into a state of deep relaxation, effectively relieving the tension and fatigue of the day and helping you to step into dream with ease. 2. Clear Sound: With excellent sound texture, the white noise machine provides clear and deep music enjoyment, which can cover up distracting external noises and promote physical and mental compatibility, so that you can enjoy greatty sleep. 3. Multifunctional: In addition to the sleep aid function, the white noise sleeper also integrates the clock and calendar function, with a clear digital display for easy viewing of the time and date, enjoying the comfort that comes with convenience. 4. BT Connectivity: The speaker supports BT connectivity, allowing users to enjoy music simply and easily. Whether you want to relax or enjoy your daily life, you can immerse yourself in the world of music and feel the beauty and colour of life at any time. 5. Lasting Battery Life: With a large capacity battery, it supports all night playback, ideal for use while you sleep. Whether you are travelling or often use it at home, you can enjoy a comfortable sleep experience with peace of mind. Specification: Item Type: White Noise Sleeping Aid Clock Material: Plastic Battery Type: Lithium battery 4000mah (built in) Working Time: 6 hours Charging Time: 4 hours Size: Approx. 16 x 8.5 x 5.8cm / 6.3 x 3.35 x 2.28i. Package List: 1 x White Noise Sleeping Aid Clock 1 x USB Cable 1 x User Manual