Features:
Display Mode: 4 digit LCD display
Auto Range: √
Clamp Size: 35mm * 40mm
RS-232: √
Data Logging: 99
Peak Value: √
Data Hold: √
Auto Power Off: Around 5 Minutes     
Low Battery Indication: ≤7.2V     
Over-Range Display: OL     
Test Mode: Clamp CT, Integral Approach

Specifications:
Model: UT251B
Leakage Current(A): 0.001mA～60.00A ±(1.5%+5)
                    60.00A～199.9A  ±(2%+5)
                    200.0A～300.0A  ±(4%+5)
Leakage Current(A) Voltage(Freq.): 0V～600V（50Hz/60Hz）     
Leakage Current(A) Resolution: 10uA

General Characteristic:
Power: 9V Battery（6F22) (not included)
Product Net Weight: 120g
Product Size: 175mm * 70mm * 38mm
LCD Size: 32mm * 15mm
Product Color: Red and Grey
Package Size: 20 * 9 * 6cm / 7.9 * 3.5 * 2.4in
Package Weight: 356g / 12.5oz

Package List:
1 * UNI-T UT251B Leakage Current Clamp Meter
1 * RS-232 Interface Cable
1 * PC Software CD
1 * English Manual