Features:
Display Count: 1999
Auto Range: ?ì
Low Battery Indication: ?ì
LCD Backlight: ?ì
Alarm Light Display: ?ì
Alarm Buzzer: ?ì
High Voltage Indication: ?ì
Over Load Indication: ?ì
Auto Discharge: ?ì

Specification:
Model: UT501
Insulation Resistance(|?):
Test Voltage: 250V/500V/1000V? 0??10%
250V: 3M|???2000M|? ?à(3%+5)
500V: 3M|???2000M|? ?à(3%+5)
1000V: 3M|???2000M|? ?à(3%+5)
Test Current:
250V(R=250K|?); 1mA ?à10%
500V(R=500K|?); 1mA ?à10%
1000V(R=1M|?): 1mA ?à10%
Short Circuit Current: !#!lt!*!2mA
DC Voltage (V): 30V??1000V ?à(2%+3)
AC Voltage (V): 30V??750V ?à(2%+3)

General Characteristic:
Power: 6 * 1.5V Alkaline Batteries￡¨LR6￡? (not included)
Product Net Weight: 500g
Product Size: 150mm * 100mm * 71mm
LCD Size: 70.6mm * 34mm
Product Color: Red and Grey
Package Size: 18 * 15 * 9.5cm / 7 * 5.9 * 3.6in
Package Weight: 900g / 1.98lb

Package List:
1 * UNI-T UT501 Insulation Resistance Tester
1 * Pair Test Lead
2 * Alligator Clips
1 * English Manual