led bike headlight cree P7 led; IP65; rechargeable 4.4AH li-ion battery. ... aluminum alloy,CNC machining,anodizing surface treatment.combined with four 18650 batteris, capacity:4400mAh Voltage:8.4,can work for 3 ... .with elastic rubber band caps, with the lamp when the headlight use.7. Note: A.charge in a safe place where ...