Suitable for outdoor sport lovers to do some outdoor activities. <br><br><strong>Features:</strong> <br>Aluminum alloy material， durable to use. <br>With a CREE XM-L2 LED light， the light can come to 450 lumens. <br>With two lighting modes and a strobe mode. <br>The bike holder is compatible with a variety of sizes of handlebar. <br>The rechargeable batteries can be useful for you. <br>Two ways of power interface will meet your needs. <br>It can be fixed on the bicycle and used as the bicycle light. <br><br><strong>Specifications:</strong> <br>Brand:  Trustfire <br>Material: Aluminum Alloy <br>Color: Black <br>Lumen:  <br>DC Interface(4.2V): <br>High Light(450 Lumens)， Mid Light(270 Lumems)， Strobe <br>USB Interface(5.0V): <br>High Light(200 Lumens)， Mid Light(150 Lumems)， Strobe <br>LED Number: 1 LED Light <br>LED Type: CREE XM-L2 LED <br>Mode: High Light， Mid Light， Strobe <br>Battery: 1 * Pack 18650 Battery(2) <br>LED Lifespan: 100，000 Hours <br>Item Size: 2.5 * 2.5 * 4.5cm / 0.98 * 0.98 * 1.77in <br>Item Weight: 89g / 3.15oz <br>Package Size: 13 * 7.5 * 7cm / 5.12 * 2.95 * 2.76in <br>Package Weight: 400g / 0.88lb <br><br><strong>Package List:</strong> <br>1 * Bicycle Light <br>1 * Bike Holder <br>2 * Allen Keys <br>2 * Hex Bolts <br>1 * 18650 Battery Pack(2)  <br>1 * Charger(US Style)   <br>1 * User Manual <br>1 * Box <br><br><strong>Note:</strong> <br>Do not disassemble the battery pack， so as not to affect product performance. Thanks.