MEROCA EH-2 Bicycle 120dB Super Loud Electric Bells With Warning Sound Bike Horns Easy Installation For Kids Scooters Bikes MTB Color:blue bicycle horn Note: The data is manually

Note: The data is manually measured

aluminum alloy seatpost 33

HT stainless 2

Weaving method:front straight pull

road bikes and folding bikes are unversal

MEROCA EH-2 Bicycle 120dB Super Loud Electric Bells With Warning Sound Bike Horns Easy Installation For Kids Scooters Bikes MTB Color:blue bicycle horn Note: The data is manuallyMEROCA Bike Electronic Loud Horn 120db Warning Safety Bell For Electric Scooter Road MTB Bicycle Alarm Ring Handlebar Speaker Brand: MEROCA Material: ABS+PC Volume: 120dB Waterproof grade: IPx4 Battery type: CR2032 Note: 1the service life of the battery has been actually tested, and it can ring about 4000 times continuously 2For better waterproof, the battery compartment is installed tightly. If you need to replace the battery, please use tools to