78 20 watt corn lamp products are offered for sale by suppliers on Alibaba.com, of which led bulbs accounts for 74%.
A wide variety of 20 watt corn lamp options are available to you, such as ac, dc and rechargeable battery pack.You can also choose from led, halogen bulb and hid 20 watt corn lamp,as well as from residential, home, and office 20 watt corn lamp, and whether 20 watt corn lamp is manual button, remote, or sensor.