The HHM8229 5-in-1 auto-ranging digital multimeter (DMM) offers temperature, RH, sound, light and digital multimeter functions. It features a large backlight LCD, auto power off, and an audible and visual illuminated warning for correct input jack connections. The instrument can perform measurements of AC/DC voltage and current, resistance, frequency, duty, capacitance, continuity, and diode test. Price Starts at $159. OMEGA ENGINEERING INC., Stamford, CT. (800) 872-9436.