IKELITE DS51 STROBE
The compact, lightweight and affordable Ikelite DS51 Substrobe is an excellent choice for any underwater photographer. The DS51's intensity and angle of coverage make it equally suited for macro and general photography. Features TTL mode as well as manual mode with 6 power settings in one-half f-stop increments. The DS51 has a guide number of 56 on the surface and 28 underwater. It uses 4 "AA" batteries and has a recycle time of 3.5 seconds. The beam angle on this strobe is 70 degrees without a diffuser, and 80 with a diffuser. Depth rated to 300 feet.