-Handheld vibration shaker, 1 g (rms or peak) at 159.2 Hz, 250 gram capacity, "AA" battery powered or optional model 073A16 AC adaptor, includes protective carrying case
-Portable 1g handheld shaker; features 1 g RMS or 1 g peak output; tests accelerometers weighing up to 250 grams; operates at 159.2 Hz; battery powered and AC adaptable