Main Features: <br />Easy to install and replace<br />Increase night-time and bad weather visibility for safety<br />Revolve switch to turn on/off <br />Each powered by 3pcs AG10 button cell (included)<br /><br />    Specifications<br />General<br />	 Type: Valve Cap Light， Bicycle Lights                                                	<br />Specifications<br />	 Power Source: 3pcs AG10 button cell (included)                                                	<br />Dimension and Weight<br />	 Package weight : 0.06 kg                                                  <br />                        Product size (L x W x H)   : 6.5 x 1.7 x 1.7 cm                                                  <br />                        Package size (L x W x H)  : 11.9 x 6.8 x 2 cm                                                	<br />Package Contents<br />	 Package Contents: 1 x Valve Cap Light， 1 x Adapter                                                	<br /><br /><br /><br />                                            <br /><br /><br /><br />                       Product Color Disclaimer:<br />The item color is subject to stock availability， we reserve the right to substitute for another color.<br /><br />                                                <br />