ZOYI ZT-219 Digital Multimeter Tester 20A 19999 Counts True RMS, Auto/Manual Range, NCV, VCF, Square Wave, Temperature Frequency Continuity Diode Test, Anti-Burn Protection

Product description

• High 20A Current Measurement – Measures up to 20 Amps of current, perfect for demanding electrical tasks including automotive, industrial, and HVAC applications.550V overload protection (current modes excluded)
• Auto & Manual Ranging Modes – Easily switch between automatic and manual ranging for greater control and flexibility during troubleshooting or circuit testing.
• Accurate True RMS & V.C.F. Function – Provides precise readings even on non-linear loads using True RMS and Voltage Correction Factor (V.C.F), ideal for professional diagnostics.
• Multi-Function Tester with Temperature -20°C~1000°C & Diode – Measure voltage, current, resistance, capacitance, frequency, diode, and temperature with a single device.
• NCV & Square Wave Output – Features Non-Contact Voltage detection for safety and a square wave output for signal simulation, great for educational or repair environments.
• Audible Continuity & Data Hold – Includes buzzer for continuity check, data hold function, and large backlit display for easy reading in dark environments.
• Extended After-Sale Service: Enjoy a 30-day risk-free return policy and 365 days of dedicated customer support.