Arbitrbilogy Plug in LED Night Light

EASY TO USE : Powered by a variety of USB ports that use a DC 5V power supply, you can plug it into any USB power source, such as a mobile power source, laptop, PC, karaoke microphone or any other device with a USB output port. APPLICABLEOCCASIONS: You can use it as night sleep, night reading, hallway lighting, camping lighting or anywhere you need emergency guidance lights, suitable for bedrooms, children's rooms, bathrooms, kitchens, living rooms, workplaces, corridors, outdoor camping, etc. Wait. ENERGY EFFICIENT : LED bulb is cool to the touch and will never burn out or need to be replaced—saving you money year after year USB Night Light  Package Includes: White/Warm light*1