After starting up, you can press for 2 seconds at any brightness to enter and exit the timing mode. After the timing, the dimming button does not affect the timing time.The surface is made of safe ABS material. Round design, no sharp edges, to ensure that your baby is safe from injury during use.Easy to control: Press the spaceship cover to open/close and change the brightness of the Mouse spaceship light. Press for 2 seconds, the indicator blinks twice, and enters the 20-minute timer mode. After 20 minutes, the indicator turns off. In addition, if you want to exit timer mode, just press 2 seconds to exit timer mode.Overnight companion: This mouse nightlight features an upgraded built-in rechargeable battery for up to 40 hours of portable use. It emits a warm, soothing light that doesn't interfere with sleep. It's comfortable enough to put the kids to sleep comfortably, and it can be dimmed to suit your different lighting needs.The hidden bottom USB charging port can make the whole appearance more beautiful and also keep the whole night light standing smoothly. There is also a thoughtful design of the base hiding the cable port, which can be used normally during the charging process.