Features:
6.3.5-inch TFT display, 5 and a half bits display
7.USB, RS232 communication interface, Handle sorting
8. Data recording function (maximum and minimum values, average value)
9. Support SCPI communication protocol
10. Provide system settings, which can configure language, buzzer, screen brightness, etc according to the needs of users.
11. Basic accuracy 0.2%
12. Manual and automatic range
13. Be equipped with open circuit and short circuit correction
14.Comparator has sorting and alarm function
15. Provide a variety of test ports

Specifications:
ET4401 Test (Hz) 100~10 10 point
ET4402 Test (Hz) 100~20 12 point
ET4410 Test (Hz) 100~100 20 point
Digits Main parameter: 5 digits; secondary parameter: 5 digits
Measurement Parameter Main parameter: L/C/R/Z; secondary parameter: X/D/Q//ESR
Measurement Range(L) 0.01H - 9999H
Measurement Range(C) 0.01pF - 99999F
Measurement Range(R) 0.0001 - 99.99M
Basic Accuracy 0.2%
Measurement Display Speed 2 times/second (slow), 4 times/second (medium speed), 8 times/sec (fast)
Internal Bias 0-1500mV adjustable, 1mV stepping
Test Level :100mV, 300mV, 600mV, 1000mV, 1500mV, 2000mV
Correction Function :Open circuit correction, short circuit correction
Screening function The screening limit can be set from -50% to + 50% with fixed points of 1%, 5%, 10% and 20%
Selection of comparator Five gear sorting, third gear qualified, one gear failed, one ancillary gear
Communication Interface: Standard configuration: USB, RS232 (or 485), Handle interface; Optional: GPIB, USB Host
Others: Support DCR, electrolytic capacitor measurement mode, adjustable backlight brightness, optional in English and Chinese