8818 usb powered light bulb products are offered for sale by suppliers on Alibaba.com, of which night lights accounts for 3%, emergency lights accounts for 2%, and led bulbs accounts for 1%.
A wide variety of usb powered light bulb options are available to you, such as ac, dc and rechargeable battery pack.You can also choose from led, halogen bulb and incandescent bulb usb powered light bulb,as well as from residential, home, and office usb powered light bulb, and whether usb powered light bulb is manual button, remote, or sensor.