CAT III / CE Earth Tester ·Capable of measuring earth voltage ·2mA measuring current permits earth resistance tests without tripping earth leakage current breakers in the circuit under test CE Marking CE marking, CE certification, CE approval, European directive and standards Specifications Earth Voltage: 200V 1.2%rdg+3dgts Earth Resistance: 20Ω 2%rdg+10dgts 200Ω 2%rdg+3dgts 2000Ω ower:1.5V(AA) ..