| Features | Ferei D01 filter and diffuser for Headlamp HL40II, HL40AAII, HL20II, HL20AAII, HL08II and H08AAII and dive flashlights |
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| Specification | * Used for diameter is 30mm of Headlamp HL40II, HL40AAII, HL20II, HL20AAII, HL08II and H08AAII etc * Fix the filter with Ferei silicon rubber case on the head of W151/W152, the flashlight will produce a warm beam, which has a better penetration in cloudy water. * Fix the diffuser with Ferei silicon rubber case on the head of W151/W152, the flashlight will produce a wider beam, which can give the diver a wider vision underwater. |
