5 Green Electronic Float Set (0.5 size) - Batteries Not Included Electronic Float, Floating Float, Conical Float, Acorn Float [Specifications] Weight without 0.5 size battery: 20.46g Buoyancy: 3g Size: Height 5.1cm, Diameter 3cm [Freely Combinable Sizes and Colors] 0.5 Green, Red 0.8 Green, Red 1.0 Green, Red 1.5 Green, Red 2.0 Green, Red 2.5 Green, Red 3.0 Green, Red 4.0 Green, Red 5.0 Green, Red You can freely combine them. Larger quantities get more discounts. Compatible batteries are also sold. Usually ships the same day!!! I often go fishing and use these floats. They are easy to use both day and night, and they are very bright, so the light is clearly visible at night, and I can catch a lot of fish. Thank you.