31.  PolyStor rolls the thin strips into cylinders the size of an AA battery.

32.  Prototypes of the fuel cartridges are about the size of AA batteries.

33.  Powered with four AA batteries, the monitor not only tells your current blood pressure, but keeps a record of the last six measurements you made.

34.  Revolution defender Alexi Lalas was hit in the head by a coin and some AA batteries at Estadio Ricardo Saprissa in San Jose.

35.  Since the smaller version uses a AA battery that lasts about two weeks with continuous use, users tend to keep it turned on.

36.  Still in the light department is the Night Owl, a reading light that runs either on two AA batteries or from an outlet through a converter.

37.  Takes two AA batteries.

38.  Targus says the mouse will run for two months on a pair of AA batteries.

39.  The amplified speakers use two AA batteries.

40.  The camera comes with a built-in flash and runs on four AA alkaline batteries.