Wonderful product for your Christmas Village scenes, or hard to light spots with not enough electrical outlets! Tiny white LEDs on a thin copper wire, perfect for adding lights to small scale floral projects. Convenient timer feature switches itself off after 6 hours. 20 lights per strand, requires 3 AA batteries (not included) ... You will love this product! Please note these are VERY small LED lights... Very popular for all types of uses.. The convenient timer saves battery life - also great for centerpieces & reception arrangements...