BlueTech Power Zoom Bounce & Swivel Speedlight Flash (Guide Number of 276 Feet 85 m) For Nikon D3000, D3100, D3200, D3300, D5000, D5100, D5200, D5300, D5500, D7000, D7100, DF, D3, D3S, D3X, D4, D40, D40x, D50, D60, D70, D70s, D80, D90, D100, D200, D300, D600, D610, D700, D750, D800, D800E, D810 Digital SLR Camera Dedicated flash with a high Guide Number of 276 Feet 85 m Wireless trigger sensor  Accurate brightness control  Support front curtain synchronous Bounce, swivel & zoom head -- with LCD display Power Ratio: 1/1 - 1/128 -- Red Eye Reduction Five modes: TTL, Manual, S1, S2, and Strobe