Extech EX330 is a device that has a built-in Non-Contact Voltage Detector which automatically detects a live wire when the red LED is lit with audible beeper and Temperature function. It offers AC/DC Voltage, AC/DC Current, Resistance, Diode, Continuity, non-contact Voltage Detection, Capacitance, Frequency, Duty Cycle, and Temperature (Type K) functions. Extech EX330 is complete with test leads, tilt stand, protective holster, Type K bead wire probe and 2 AAA batteries. If used properly with good care this meter will provide many years of reliable service.

Extech EX320 mini digital multimeter is a compress, rough designed multimeter which includes a non-contact voltage detector  to help detect the presence of AC voltage before testing. Extech EX320 is complete with stand, test leads, protective holster, batteries, bead wire, temperature probe.

Extech EX420 11 Function Professional MultiMeter is a device that performs autoranging DMM with a large digit LCD display and temperature function that inputs fuse protection and mis-connection warning. Extech EX420 is is complete with CAT III test leads, multi-position tilt stand and velcro strap for hanging, protective holster with test lead holder, bead wire temperature probe, and 9V battery.

Extech EX410 8 Function Professional MultiMeter has a Type K thermometer built-in for temperature measurements. This device has the capability of measuring low current down to 0.1µA. Extech EX410 is complete with CAT3 test leads, tilt stand, protective holster, velcro hanging strap, Type K bead wire temp probe and 9V battery.