Fly-eye dome front allowing extremely wide underwater beam angle of 140° horizontal × 100° vertical Large wheel dial for greatly improved operation, phosphorescent panel for easy readability. Double O-rings greatly reduce the risk of flooding and the front-facing base contributes to more flexible lighting. It runs on four AA batteries, which are readily available and reasonably priced. Supports "Quick Holder" for easy one-touch attachment/detachment. Dimensions: Diameter: 80mm / 3.1in. Height: 91mm / 3.5in. Depth: 128mm / 5.0in. (*Including protruding parts) Weight[air]: 348g [no battery, no filter], 463g [including 4x “ eneloop ”batteries] Weight[underwater]: Approx. 50g / 1.7oz (with 4x " eneloop " batteries) Package Contents: Strobe Dome Filter S [SOFT], Strobe Dome Filter S [ND], Rubb.
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