1640 30v 2w products are offered for sale by suppliers on Alibaba.com, of which led bulbs accounts for 3%, chargers & adapters accounts for 1%.
A wide variety of 30v 2w options are available to you, such as ac, dc and rechargeable battery pack.You can also choose from led, halogen bulb and incandescent bulb 30v 2w,as well as from residential, home, and office 30v 2w, and whether 30v 2w is manual button, remote, or sensor.