diving flashlight 1)switch modes can select 2)CREE Q3,Q4,Q5, ... (R2,RS),XPG(R2,R3,R4,R5) can be used as a light source diving flashlight1)switch modes can select:five ... (R2,RS),XPG(R2,R3,R4,R5) can be used as a light source according to demands. and the brightness also ...