Features:
Auto Range: √
Auto Power Off: √
Low Battery Indication: √
Data Logging: 18
Comparison: √
Polarization Index(PI): √
Dielectric Absorption (DAR): √
LCD Backlight: √
Analogue Bar Graph: 30
Over Range Warning: √
High Voltage Indication: √
Timer: Around 30 minutes

Specification:
Model: UT511
Insulation Resistance(?): Test Voltages: 100V/250V/500V/1000V 0%?20%;100V 0.1M?~500M? ±(3%+5); 250V 0.5M?~2G? ±(3%+5); 500V 1M?~4G? ±(3%+5);1000V 2M?~10G? ±(3%+5)
Short Circuit Current? <2mA
DC Voltage (V): 1000V ±(2%+3)
AC Voltage (V): 750V ±(2%+3)
Low Resistance (?): 0.1??999.9? ±(1%+3)

General Characteristic:
Power: 8 * 1.5V Alkaline Batteries?LR14? (not included)
Product Net Weight: 1.2Kg
Product Size: 202mm * 155mm * 94mm
LCD Size: 123mm * 58mm
Product Color: Red & Grey
Package Size: 32 * 31 * 12cm / 12.7 * 12.3 * 4.6in
Package Weight: 2726g / 6lb

Package List:
1 * UNI-T UT511 Insulation Resistance Tester
2 * one plug test lead to one alligator clip(Black and Green)
1 * two plugs test lead to one alligator clip(Red)
1 * Tool Box
1 * English Manual

$$
$$
$$
$$
$$
$$
$$