The DT830B Digital Multimeter is a versatile tool for professionals and hobbyists, featuring a large 1999 display for measuring voltage, current, resistance, and transistors. Its compact design includes flexible rubber probes for safety and ease of use, with overload protection for durability. Ideal for labs, factories, and home use, it operates on a 9V battery (not included) and tests temperatures from -40°C to 1000°C. Perfect for accurate electrical measurements., Manufacturer: CTRLZS