Nikon SB-800 Speedlight

New Speedlight SB-800 with wireless i-TTL flash control evolves the technology beyond the D-TTL of the D1 series. It introduces features that include Advanced Wireless Lighting wireless remote control over multiple flashes, Flash Value Lock FV Lock, AUTO FP High-Speed Sync and Flash Color Information Communication. It also features the new Wide Area AF Assist Illuminator that is tailored to the new D2Hs 11-area Multi-CAM 2000 AF Sensor Module. Additional features include a built-in wide flash adapter for 14mm wideangle lens coverage, GN 38/53 ISO 100/200, at 35mm and flash coverage from 24mm up to 105mm when using the Auto Zoom function in 5mm zoom steps between 35 and 105mm.- Advanced, Powerful Speedlight Flash- i-TTL intelligent TTL flash exposure control- Flash Value Lock FV-Lock- Auto FP High Speed sync.- Flash Colour Communication Information- Advanced Wireless Lighting including full i-TTL remote flash- Complete package including battery booster pack, filters, free standing foot and case.FeatureProduct FeaturesEnergy managementNumber of batteries supported4 Battery typeAA Alkaline, NiCd, Lithium Weight & dimensionsDimensions W x D x H70.6 x 91.7 x 127.4mm Weight350g ColourColour of productBlack Technical detailsApproximate recycling time2.7; 6s Approx. number of flashes150 Guide number ISO 100, set at 35mm zoom38m Lens focal range24-105 mm