Package Included:1 x 6 Sounds Bicycle Electronic Bell Horn
<br />Size: 8.3cm x 5.5cm.
<br />NO Retail Box. Packed Safely in Bubble Bag.
<br />Six different sounds are very resounding.
<br />Brand new and high quality. 
<br />Material: Reinforced plastics, electronic components.
<br />Superior quality, fine workmanship .
<br />Power: 9V battery (Not included)
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<br />Easy to install and fit for all bicycles.