The electronic flash whip aperture radius is 30cm, the handle length is 11cm, suitable for human design.The electronic flash whip consists of four LED lights: two red, one blue, and one green, along with a flash chip. When the ball is spun, it emits a flash.When you swing it, it will emit beautiful changing circles of light.This product requires 3 AG13 batteries (the product includes batteries), and replaceable batteries are available for sale at our store.Electronic flash wands have been popular in South America and Europe's bars, parties, and festivals as toys. They are suitable for a wide range of people and are very convenient to use. They have always been exported. Now, the international financial situation is getting worse day by day. The domestic night life is getting closer and closer to the international level. Therefore, we are particularly launching this product to the domestic market.