?Features:
Display Count: 4000
Auto Range: √ ?
Manual Range: √ ?
True RMS: √ ?
Bandwidth (Hz): 45Hz ～1kHz
V.F.C: √ ?
Duty Cycle: 0.1% ～ 99.9% ??? ?√ ?
Diode: Around 3V
NCV: √ ?
Auto Power Off: Around 15 Minutes
Continuity Buzzer: √ ?
Low Battery Indication: ≤2.5V ?? ?
Data Hold: √ ?
Relative Mode: √ ?
MAX/MIN: √ ?
LCD Backlight: √ ?
Input Protection: 600Vrms ?? ?
Input Impedance for DCV: 1GΩ Max ?? ?

Specifications:
Model: UT139B
DC Voltage (V): 40mV/400mV/4V/40V/400V/600V ±(0.5%+2)
AC Voltage (V): 40mV/400mV/4V/40V/400V/600V ±(0.8%+3)
DC Current (A): 400μA/4000μA/40mA/400mA/4A/10A ± (0.7%+2)
AC Current (A): 400μA/4000μA/40mA/400mA/4A/10A ±(1%+3)
Resistance (Ω): 400Ω/4kΩ/40kΩ/400kΩ/4MΩ/40MΩ ±(0.8%+2)
Capacitance (F): 9.999nF/99.99nF/999.9nF/9.999μF/99.99μF/
999.9μF/9.999mF/99.99mF ±(4.0%+5)
Frequency (Hz): 10Hz-10MHz ±(0.1%+4)

General Characteristics:
Product Net Weight: 370g
Product Size: 175mm * 81mm * 48.5 mm
Power: AA1.5*2 (not included)
LCD Size: 58mm * 36 mm
Product Colour: Red and Grey
Package Size: 22 * 15.7 * 5.7cm / 8.6 * 6.2 * 2.3in
Package Weight: 536g / 1.2lb

Package List:
1 * UNI-T UT139B Digital Clamp Meter
1 * Test Lead
1 * English Manual