Wahl Instruments Inc.
The z70 Chief Inspector Heat Spy features 30 Hertz, 384- by 288-pixel-display resolution. Each of the 110,592 pixels on the 3-1/2-inch color LCD screen is fully calibrated to provide clear, sharp images. With a low-high temperature selection option, users can toggle to the appropriate temperature range with a menu setting. Improved thermal sensitivity of 0.06 at 30 C helps the user make finer distinctions between displayed temperatures and pinpoint subtle differences.