Size:Snowflakes Snowflack lights can be hung on walls, windows, doors, floors, ceilings, grasses, Christmas trees, etc., can create excellent illumination and warm atmosphereCreate enough of romance for you, create a festive atmosphere. Specifications: LED Color: Warm White LED Quantities: 40 Leds (Include 40 pcs Snowflack) Diameter of each snowflake: about 3.5cm Power: powered by 3 AA batteries (not included) Length: 20 feet / 6 months Weight of item: 125g Cable color: Transparent white Waterproof rating: IP44 Function mode: On and flashing Batteries powered: No plug needed, easy operation. With 3*AA batteries (3w per hour, battery not included). Note: The battery case is not waterproof. If you want to use outdoors, please take safety measures, such as packing a waterproof bag over the battery box.or put the battery box in a dry place such as an eave or inside a hollow decor.