Arrows Nocks Material: Plastic Nock + aluminum switch+LED Light Diameter: FITS ARROWS WITH INSIDE DIAMETER .165, .204, .244 Nocks Color:Green/Blue/Red/colorful Flash (can interactive into 7 bright colors after you shooting) NO ASSEMBLY REQUIRED-Upgraded version of the switch, more stable to use, will not light up before shooting Battery Life:with long lasting power,LED Lighted nock over 48+ hours,Shoot it at dusk,you can still find your arrow the next day Package:Pack of 4 Any Issue with Product, Please Contact us. Replacement or Refund is Supported. Any product needs continuous improvement, and your valuable suggestions will be of great help.

Any Issue with Product, Please Contact us. Replacement or Refund is Supported. Note that if your bow weight is higher than 75 lbs, please do not use this product. With lithium batteries perfect for shooting hunting at dusk with 48+ hours of battery life,easily for you to track your arrows at night or daytime. Convenience Usage - Automatically turn on when you shooting; Push up by hands without dismantle if you want to turn off. FITS ARROWS WITH INSIDE DIAMETER .165, .204, .244,Including Carbon Tech, Victory, Carbon Impact, Carbon Express, Carbon Revolution, Easton, Beman and PSE. NO ASSEMBLY REQUIRED-Upgraded version of the switch, more stable to use, will not light up before shooting.

Date First Available: December 17, 2020. Best Sellers Rank: #187,235 in Sports & Outdoors. Customer Reviews: 4.0 out of 5 stars 91 ratings 4.0 out of 5 stars. : B08QTYYVM7. Manufacturer: ?DEEPOWER. Color: ?Green. Brand Name: ?DEEPOWER. Package Weight: ?0.02 Kilograms. Item Package Dimensions L x W x H: ?5.75 x 5.43 x 0.08 inches.