Product material: ABS+PC Light color: yellow light Night light brightness: about 10lm Input voltage: DC 5v 500mA Charging time: about 1 hour Use time: about a week Battery capacity: 250mA (lithium battery) Lighting gear: 2 gears Product size: 1086cm Instructions for use: First glue the back card board to the position where the night light will be installed Align the grooves on the back of the night light with the bumps on the back card, insert and pull down Rotate the night light switch to control the night light on and off It is divided into three gears: always-on gear, off gear, smart gear The smart block is a light-controlled automatic block. When the ambient light is dark, you need to feel a sound of enough decibels. The night light will automatically turn on for 3 minutes, and if there is no sound, it will automatically turn off If there is another sound, it will continue to light for 3 minutes, and so on Please use the matching power supply to plug into the usb socket to charge. When charging, the blue light of the charging indicator lights up and goes out when fully charged.