Specifications:

• Guide Number: 28000mm/ 92in
• Compatible with: Canon 1Ds Mark III, 1D Mark III, 5D Mark II, 50D, 500D, 1000D / Nikon D3X, D700, D400, D300S, D90, D5000, D3000, D300, D80, D60, D40X / PENTAX K-7, K2000(K-m), K30D, K20D, K10D, K200D, K100D super / OLYMPUS E620, E450, E520, E420, E30, E510, E410, E500, E400
• Guide No (ISO100): 28m/92.4ft (S position)
• Flash Control: Automatic at F2.8
• Zoom Range: 4 position (W2-W1-S-T equivalent to 28mm to 85mm)
• Auto Distance Range: Approximate 1-10m
• Mode of Synchronization: Wireless slave, hotshoe or syn cord
• Mode Switch Selector: 3 positions (N, S1, S2)
• Bounce Angle: 0-90 degree
• Swivel Angle: 0-330 degree
• Colour temperature: 5600K
• Flash duration: 1/1,000 - 1/20,000s
• Recycling time: Approx. 4-6 seconds (depending on battery power)
• Power Source: 4 AA Alkaline, Ni-Cd or MiMH batteries (preferred)
• Dimension: 70 x 48 x 168mm / 2.8 x 1.9 x 6.6(L x W x H)