AVANTEK LED Night Light Plug-and-Play Automatic Wall Lights with Dusk to Dawn Sensor and Dual USB Ports The night light has three function modes: auto: light-sensing mode; off: power-off mode; on: constant light mode When in auto mode, the light will automatically turn itself on at dusk (reducing ambient light) and off at dawn (increasing ambient light). Its brightness responds to the existing light conditions The dual-USB port design allows users to easily charge two USB-enabled devices simultaneously It features a PC frosted lampshade which produces soft and comfortable light, and the ABS fireproof material makes the light safe and reliable This LED night light is the smart choice for use in dark hallways, on stairways, bathrooms, childrens bedrooms, attics and basements