Bicycle Bell Mountain Bike Waterproof Electric Loud Horn 120dB Portable Cycling Handlebar Bell USB RechargeableFeature:1. 120dB high decibel: It can effectively warn passers-by and vehicles even in downtown areas;2. Silicone material: waterproof, corrosion-resistant, high-value, not only a bell, but also a decorative function;3. Hook type installation: convenient installation and disassembly;4. The 6 bell modes can be changed: long press the horn switch button for 3 seconds to switch the bell mode;5. Rechargeable battery: Compared with the old model, this one is more environmentally friendly and convenient.Specification:Main material: silica gelColor: RedProduct size: about 110x35x35mm/4.33*1.37*1.37inNet weight: about 49gVolume: 120 dBRing tone: six kinds of ring tones can be switchedBattery: built in rechargeable batteryNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-3cm measuring deviation due to manual measurement.included1 X Bicycle Bell