BESTSKY 6Pcs Automatic LED Lighted Nocks Shooting Archery Arrows 6.2mm Arrow Nock Tail -Red for Bowhunting Target Practice 3D Archery Night Shooting Field Archery

pLED Archery Arrows Lighted Nocks. Diameter: 6.20mm/.244″.rPerfect for compound recurve long bow. Provide three available colors for your choice: Green/Blue/Red/Yellow/Colorful.rBattery Life: The battery can be used for 48 hours. Suitable for hunting or shooting in the dusk night easily to track in the other day.rHow to Use: No need to use a screwdriver. Automatically turn on when you shooting; Push up when you turn off.rWeight: Total 20 grain lightweight.pProduct SpecificationrType: LED Arrows NocksrWeight: Total 20 grainrAvailable Colors: Five colorsrDiameter: 6.20mm/.244″pNote: After the battery is weak please do not throw away. After a period of it can be a few hours again work until power is completely.pPackage Includedr6PCS LED Arrows Nocks (Color as your choice)