23En• These performance specifications are applicable when fresh batteries are used atnormal temperature (20ºC/68ºF).• Specifications and design are subject to change without notice.Oxyride Battery is a registered trademark of Panasonic Corporation.Products and brand names are trademarks or registered trademarks of their respectivecompanies.Power source / min.recycling time / no.of flashes (at fulloutput)With fresh batteries(These data mayvary depending onbattery condition)Two AA-type penlight batteries (1.5 V or lower) of any types:Batteries Min. recyclingtime (approx.)Min. number of flashes*/ interval between fullflash output and readylight onAlkaline-manganese(1.5 V)3.9 sec. 140/3.9-30 sec.Lithium (1.5 V) 4.2 sec. 250/4.2-30 sec.Oxyride (1.5 V) 3.1 sec. 150/3.1-30 sec.Ni-MH (2600 mAh)(rechargeable) (1.2 V)2.5 sec. 210/2.5-30 sec.* When firing the Speedlight at full output once every30 seconds (120 seconds with lithium batteries).Ready-light • Lights up when the SB-400 is recharged and ready to fire.• Blinks to indicate: insufficient light / insufficient batterypower / incompatibility of camera with SB-400 / overheatingFlash duration(approx.)1/1300 sec. at full outputMounting footlever lockProvides secure attachment of SB-400 to camera’s accessoryshoe using mount pin to prevent accidental detachmentDimensions(W x H x D)Approx. 66 x 56.5 x 80mm (2.6 x 2.2 x 3.1 in.)Weight(without batteries)Approx. 127g (4.5 oz.)Included accessories SS-400 Soft Case