Specification:<br />Color:Black・ white・ red・ blue<br />3 mode: Always・ flsah・ fast flash<br />Battery by: 3V button battery (Included)<br /><br /><br />Features:<br />Waterproof・ durable・ steady・ made of silicone<br />It works between 40 degrees below zero and 220 degrees<br />Always mode lasts 35 hours・ flash mode lasts 160 hours<br />Easy to install or remove within 3 second<br />Can be installed on handles・ seat cushion standpipe・ backpack・ helmet ect<br />Excelent company for hangging out at night ・ hiking・ cycling<br /><br /><br />Package Included:<br />1 x Bicycle Light