... case 4,5 led light and any color flashing light with armband ,led flashing Armband , led safety armband , fabric armband , When ... ,white ,pink/multi)two flash mode:stay on ,slow flashHas velcro for easy adjustment when fitting Comfortable to wearBatteries are easily ... by 2 x CR2032 (included and installed) Safety LED Light/Reflective Jog/Bicycle Leg/Arm Band