YF-8801 Pole light -for Panasonic Lithium battery BR435 for 1 piece.Waterproof specifications that can withstand rain.3 colors that you can see easily even if you put out multiple rods.Lithium battery specification resistant to cold.Can be attached to almost all throwing rods on the market.[Battery life] Continuous about 15 hours.[Light emitting part] High brightness LED (orange, red, green).[Mountable range] ?2.4 mm to 3.0 mm