1、The float body is made of quality materials, environmental-friendly and durable for long time use 2、The illuminating tip is made of optical fiber, pliable and durable, can give out bright light 3、Fine machining ensures perfect waterproof feature, can protect battery safe 4、The end of the float is made of carbon fiber, sleek and tight, promises you no breakage while fishing 5、Useful accessory for fishing lovers, suitable for fishing layer 2-3 meters Features: The float body is made of quality materials, environmental-friendly and durable for long time use. The illuminating tip is made of optical fiber, pliable and durable, can give out bright light. Fine machining ensures perfect waterproof feature, can protect battery safe. The end of the float is made of carbon fiber, sleek and tight, promises you no breakage while fishing. Useful accessory for fishing lovers, suitable for fishing layer within 2-3 meters. Specification: Material: Wood + Nanometer Material + Optical Fiber Color: Shown as picture Color Section: 5pcs Battery Supply: RC425 battery (not included) Suitable for water depth 2-3 meters. Suitable for 3.6- 5.4 meters fishing rod. Total Length Body Length Tail Length End Length Body Diameter Tail Diameter Buoyancy Weight 30.2cm/ 11.9in 9.8cm/ 3.86in 13.5cm/ 5.3in 6.9cm/ 2.7in 8.59mm/ 0.31in 1.45mm/ 0.057in 1.46g 6g 30.7cm/ 12.1in 10.3cm/ 4.06in 13.5cm/ 5.3in 6.9cm/ 2.7in 8.65mm/ 0.32in 1.45mm/ 0.057in 1.61g 6g 31.1cm/ 12.2in 10.7cm/ 4.21in 13.5cm/ 5.3in 6.9cm/ 2.7in 8.66mm/ 0.33in 1.45mm/ 0.057in 1.79g 6g Package List: 1 x Float Note: 1. Screw the float clockwise to tighten, counterclockwise to loosen.  2. Please softly screw the battery instead of inserting, and the tip of the battery should be put inward. 3. When it's not in use, please detach and reserve the battery and let the float dry.