Charging time: approximately 2 hoursUsage timeThe first gear has a usage time of 33 hoursSecond gear usage time 16 hoursThird gear usage time 50 hours25 hours of use in fourth gearKey switchClick on the switch to turn on the warm yellow light (brightness 50%)The second click turns on the warm yellow light (100% brightness)Third click to turn on white light (brightness 50%)Fourth click to turn on white light (100% brightness)Fifth click to turn off the light LED light source : The LED lighting of silicone baby night lights does not contain ultraviolet and infrared rays, does not generate radiation, is safer for babies or children, does not harm the eyes, does not flash, does not have blue light, can protect the delicate eyes of cute babies, and is more environmentally friendly; The soft cloud LED light is not easy to make your eyes tired, can help you sleep, and create a warm and romantic atmosphere for your homeThis LED color changing light baby room has four adjustable lighting modes: This dimmable night light can freely adjust the light between yellow and white light, and the brightness can also be changed. All operations can be completed with just one button. The operation is extremely simple, and it is very convenient for both mothers and babies to use, even for breastfed babiesThis night light is equipped with a large capacity rechargeable safety lithium battery: A 1200mAh large capacity battery ensures that you sleep soundly all night. It can work normally for up to 50 hours in the darkest mode, and continuously supply power for up to 16 hours in the brightest mode; Charging with a USB data cable is also very convenient, it only takes 2 hours to fully chargeVery small, cute, and portable, we only use one mechanical key to operate it: providing you with a sense of security when staying in a hotel or unfamiliar room during your journey; The mechanical switch has a longer service life and avoids the inconvenience caused by insensitive or overly sensitive sensing. The design is simple and modern, designed by human hands, allowing children to easily grasp it, and can also be used as decoration for Kawaii rooms, bedrooms, or children's study Widely used : It can be placed at the bedside or bedside of the bedroom, hung on the wall, or carried by hand. Don't worry about the sudden strong light coming in too dark and hurting your eyes or hitting walls or table corners. LED night lights can protect the safety of your baby and family. It is also a must-have item for flashlights during power outages at home, and can also be used as a birthday gift for children, a baptism gift for new girls and boys, or a baby light