... of Insulation Resistance for HP Devices (Transformer, Electric Cable and Electric Machines,etc)• Stepped Voltage Test(25v step setting)• Temperature Compensation• Auto ... Clips,LR14 alkaline battery × 6,Data analysis Software , Temp. sensor, Tester probes , USB cable ,User Manual, Gift Box• Optional Accessories: ... 5.01 GΩ ~ 500 GΩ ±(20%rdg+10Lsb) 1000 V DC 0.01 MΩ ~ 10 GΩ ±(5%rdg+5Lsb) 10.1 ...