Quinergys ® Colorful Glowing LED Badminton Shuttlecock Birdies Lighting Glow LED Sports Light Flash Feather Shuttle - White  (Medium Slow, 76, Pack of 3)

LED Feather Shuttlecock - Perfect for playing in the dark environment. LED lights installed in the back of the cork, with On/Off push button. Touch switch lights, IC control. Can be lit 20 hours, badminton emphasis than can be used in low-light night. Light Weight- Cork ball head and each shuttlecock only weights about 6.7g/0.24oz.High Quality: SMD Large capacity battery, with natural goose feather New Generation：The toggle switch replaces the button switch, longer working hours to 30 hours Vs. the original design with 20 hours Easy for using.with On/Off power switch. Turn on the LED light switch easily even when you play in the evening with dim light Economic for fun. LED shuttlecocks for your kids, your pet or your family to play in the evening that is really full of fun