64mm / 2.5in x 83.1mm / 3.3in x 106.5mm / 4.2in (W x H x D). Successfully designed world smallest body size as 4AA operated underwater strobe (*1) with its optimized inner components layout and trimming off unnecessary space.
Inon Z-330 Type 2 Underwater Photography Strobe: The INON Z-330 Type2 provides powerful Guide Number 33, high performance and multifunction in its compact body. The high performance fly-eye dome lens provides both powerful light output not sacrificed by a diffuser etc. and 110 degree underwater beam angle with minimal unevenness in light distribution. For digital cameras, film cameras, optical connection and sync cable connection, the Z-330 Type2 strobe supports every camera system with unparalleled features.