What's in the box: Sunpak G-Flash - O-Ring, OL-G1 - Silicone Grease, SG-G1 - Wide-angle adapter, WK-G1 - Camera Bracket, BK-G1 - Camera fixing screw, BKS-G1 .
Water-resistant and sealed against dust to JIS protection grade 8, which means it could actually be used underwater with the proper camera!
Easy to install with attached bracket
Wireless triggering by means of high-sensitivity slave trigger This allows reliable triggering and flash sync, even when using bounce flash or when the triggering flash is at a great distance from the Sunpak G-Flash
Powerful flash output with metric guide number of 22m/73ft, provides excellent distance range
Flash is triggered by the camera's built-in flash and can properly expose subjects to about 8m (26ft)
You can continuously adjust the flash output over a guide of 3m-22m/10ft-73ft via the control dial
Pre-flash cancellation function, is equivalent to the Pre-flash exposure checking systems found in some digital cameras
Covers the field of a 28mm lens on the 35mm format without noticeable light falloff (Attaching the included wide-angle panel on the flash head allows you shoot with ultra wide-angle lenses down to 20mm )
Major applications of G-Flash
For vacation and leisure-time: Photographing winter sports, such as snowboarding, and summer sports, such as surfing Of course, youcan use G-Flash to take marine photographs and shoot sports in rainy, misty, or snowy weather
For construction sites and public works: Photographing construction sites and public works projects, including underground structures, and damp, dusty locations
For on-site inspections on rainy days: Documenting on-site inspections on rainy days, or traffic accident in bad weather