Description:Function: This bicycle bell will warn and alarm others with sound, making your riding more convenient, also, it will ring when someone steals your bike, ensuring your riding and stopping security effectively.Rechargeable: There is designed with a built-in 250mAh battery in the ring bell, it can be used for a long time after fully charged, saving your time and strength.Waterproof: The IPX6 protection ensures a long-lasting service time, this bike trumpet is not easy to be broken or damaged because it is made of plastic.Removable: After use, you can detach the bell easily because of the quick-release design, the locking part makes it easy for you to clamp the bell on the handlebar.Application: This cycling warning bell is suitable for handlebars of 22.2-32mm, a good acceory for mountain bike, road bike, push bike and others, you can order according to your needs.Specification:Material: ABS, PC.Color: black.Size: show s.Waterproof: IPX6.Battery capacity: 250mAh.Charging input: 5V200mA.Charging type: USB charging.Suit handlebar: approx. 22.2-32mm/0.87-1.26inch.Note:Due to the light and screen difference, the item’s color may be slightly different from the pictures.Please allow a slight deviation for the measurement data and make sure you do not mind before ordering.Package Includes:3 options for you as bellow:2PCS BlaType 2 : 2 set of (Black+Type 2)3PCS BlaType 2 : 3 set of (Black+Type 2)1 Pc Bla,Type 2 : 1 set of (Black+Type 2)