["Bicycle Bell Electronic Horn Waterproof Loud Sound Safety Handlebar Alarm for Kids and Adults Cycling Accessories\n\nFeatures:\nbrand new and high quality.\n★Made of high quality ABS, safe and harmless, practical and durable.\n★Only need a button battery, it can be used for a long for time, it can emit high-decibel sound, can easily remind the front of the car or pedestrian, very practical.\n★At the same for time, it can be easily installed and removed, which is very convenient.\n★Fastened with elastic strap, suitable for most bicycles.\n\nSpecifications:\nColor: black, blue, red\nMaterial: ABS\nSize: 5.5cm/2.16\"×4.2cm/1.65\"×4.2cm/1.65\"\nPower: 1*button battery (included)\nFit for most bicycle handlebar\nQuantity: 1pc\n\nNote:\nTransition: 1cm=10mm=0.39inch\nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage Includes:\n1 × Bicycle Electronic Bell\n1 × Button Battery\n1 × Buckle strap"]