WINDFIRE 3X CREE XM-L T6 3800Lm LED Bicycle Light LED Lamp Headlight LED Lighting Headlamp with Rechargeable 6400mAh battery Pack and Charger, for Outdoor Activities Like Camping, Riding, Climbing CREE XM-L T6 LED Super Bright 3800Lm LED Headlight Headlamp and Bicycle Light Intelligent circuit control, 4 switch modes: High / Normal / Low / Strobe Powerful Rechargeable 6400mAh battery pack, makes it work for a long time Perfect Choice for outdoor activities like cycling, camping, traveling, hiking, etc. The lamp support fixing on the bicycle with the rubber ring, working as a bicycle lamp.- Besides, comes with elastic rubber band sealing ring with the lamp, it can also working as a headlamp.