Electronic measuring devices sold individually and as a unit consisting of data logging computer hardware, transceivers and sensors for use in measuring acceleration, angular rate, attitude, azimuth, corrosion, displacement, distance, elongation, fatigue, force, heading, humidity, impact, load, magnetic fields, moisture, motion, movement, orientation, oscillation, pitch, position, pressure, roll, seismic activity, strain, temperature, tilt, torque, vibration, wave height, or yaw in wireless s...