269 7w usb led light bulb products are offered for sale by suppliers on Alibaba.com, of which led bulbs accounts for 35%, smart bulbs accounts for 4%.
A wide variety of 7w usb led 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 7w usb led light bulb,as well as from residential, home, and office 7w usb led light bulb, and whether 7w usb led light bulb is manual button, remote, or sensor.