Category:Electric Bike Horn / Bell; What’s in the box:1 Package Box; Activity:Mountain Bike MTB,Road Bike; Material:Plastics; Function:Easy to Install,Alarm,Anti-Shake / Damping; Shipping Weight:0.11; Net Weight:0.109; Listing Date:04/23/2018; Base Categories:Sporting Goods,Outdoor Recreation,Bicycle Bells Horns,Cycling,Bicycle Accessories; Special selected products:COD