... , AC, DC 5-in-1 Digital Multimeter/Professional Multimeter VA19Key Features:Effective, Reliable and Easy to Use!Designed in accordance ... Sound Level Meter, Light Meter, Humidity Meter, Temperature Meter and Digital Multimeter Performs 14 functions with 39 ranges Over range protection ... , back light, back stand and Auto Power Off With auto ranges and manual range and over range protection for all ranges ...