adjustable focus high power led flashlight powered by 3AAA battery light function: ... 6063 Aerospace grade aluminumSurface TreatmentII Premium Hard-anodized treatmentLAMP1*CREE Q3, the service life: 100,000 hoursDriverThe constant ... -level switches(100%-50%-10%-Strobe-SOS).Three-level switches(100%-30%-Strob)II CREE Q3, Q4, Q5, ... to your demands HDD-7310 3AAA CREE 3W Focusing high power LED flashlight