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Product Specifications
Compact body design, widely used for household testing, factory electricians, mobile phone diagnostics, computer repair, large appliances, and various circuit boards.
High-performance chip-level computer integration with high accuracy and cost-effectiveness.
Intelligent anti-burn protection with built-in thermistor for full-range overload protection; recovers automatically after overload without damage.
Soft rubber insulated, dustproof, waterproof, and drop-resistant housing for enhanced durability and safety.
High-brightness LED flashlight illumination integrated at the instrument head for easy operation in dark environments.
Large LCD backlit display for clear readings even in low light conditions.
Probe storage compartment on the back for convenient carrying and measurement.
AC Voltage (U1, U2)
DC Voltage (I1, I2)
Resistance measurement
Capacitance measurement with corrected resolution of 0.1 µF (previously incorrectly marked as 0.01 µF)
Frequency measurement (Hz)

ZTW0103D Upgraded Version [LCD Backlight]
CNÂ¥89.00

ZTY0121A Standard Model [High-Definition Large Screen]
CNÂ¥59.00
Diode testing
Continuity buzzer
Non-contact voltage detection (NCV)
Transistor testing (hFE, NPN, PNP)
Temperature measurement (°C/°F)
Over-range warning with continuous buzzer sound when voltage/current exceeds preset limits.
Low measured line value may also trigger alert sound.
Intelligent anti-burn technology prevents damage from incorrect range selection or overload.
10A high current input socket (fused)
COM (common) terminal
Voltage, resistance, capacitance, frequency, diode, and continuity input socket
LCD digital display with backlight
Clear numeric and function indicators including NCV, hFE, Hz, °C/°F, diode, and continuity symbols
Packaging box
Digital multimeter unit
User manual (in multiple languages)
Test leads
Battery (heavy duty)
Certificate of conformity
Auto power off function
Intelligent anti-burn full-range protection
Probe storage design for portability
High-quality processor for stable and accurate measurements
Creative design images for reference only; actual product prevails
CE certified
IEC 61010-1 compliant
The capacitance measurement resolution on some packaging and manuals was previously marked as 0.01 µF; the correct resolution is 0.1 µF. Please refer to the actual product for accurate specifications.

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