Color: White Power: 1W Voltage input: DC 5V=0.5-1.0A Battery: Li-ion 18650 - 2000mAh Battery cycle: 500 times Operating time: 20 hours Charging time: 2.5-3 hours Product weight: 230g Dimensions: 91*91*135mm Package contents: Sleep aid, data cable, manual, remote control Product details: 6 sleep sounds: white noise, fan, stream, ocean waves, birds, campfire, train, piano, lullabies, meditation and more. This product provides a soothing environment for rest, suitable for babies, children and adults. Adjustable night lights: Features long and short touch button controls for bright white light, warm light, red, green, blue, yellow, pink, seven-color changing mode, fixed color, light off, and continuous cycling. Long press adjusts brightness. The combination of sound and night light creates a calming atmosphere to support better sleep. Night light function assists with nighttime care in nurseries. 4 timer settings: Allows continuous playback or automatic shut-off after 15, 30, or 60 minutes. Compact design with storage function: Portable and easy to carry in a handbag or suitcase, ideal for home, office or travel use. Memory function restores previous settings for volume, tone and timer.