Nikon SB-26

GN: 118

durations: 1/1000 sec. (full power);1/1100(1/2); 1/2500 (1/4)

power source: 4 ‘AA’ batteries, SD-7 battery pack or SD-8A battery pack

plug: PC type

size: 3.1″ x 5.3″ x 4.0″

price: $80-120 (eBay)

pros: Very fast durations, relatively powerful, compact size

cons: Expensive