No. 144 Electric Float (Non-Self-Illuminating) Size 5 / Buoyancy 20g Excellent visibility with high-intensity LED! The float top has a "feather" shape, so you can see the float's behavior even during daytime fishing, and you won't miss a fish bite!! The body and feather material uses impact-resistant "ABS"!! It can withstand rough use, such as on rocky shores. Product Specifications Size: 16cm x 2.1cm Compatible Battery: CR/BR425 *Batteries are not included. Thank you.