Guide Number (ISO 100-m) : 1-16
Flash Control Mode : Manual (Power Ratio, Multi), Flash Auto
Compatible Cameras : Digital and Film SLR cameras

Recycling Time (Full flashing) :
Alkaline Battery - 4-AA approx. 8 sec.
Ni-MH Battery - 4-AA approx. 7.5 sec.

No. of Flashes (Full flashing)
Alkaline Battery - 4-AA approx. 100
Ni-MH Battery - 4-AA approx. 120

Auto Effective Range (Focal Length at 35mm) : Flash Auto 0.7-8m
Power Ratio : FULL, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/128, 1/256
Angle of Coverage : 80ox80o
Flash Speed : Approx. 1/200 - 1/60,000 sec.

Dimensions (HxWxD) (w/o Shoe) :
Ring Flash Head - Approx. 120 x 120 x 32mm / 4.8 x 4.8 x 1.3 in (excl. cord)
Power Supply - Approx. 130 x 75 x 65mm / 5.2 x 3 x 2.6 in

Weight (w/o Battery) :
Ring Flash Head - Approx. 150g / 47.3oz
Power Supply - Approx. 300g / 10.5oz

3 Adapter Rings (58, 62, 72mm)