Testing leakage operating time of various leakage protector. 1. Model No.: ETCR8600 2. Leakage Current Range : 15mA~500mA (10 gears) 3.Leakage Operating Time: 0ms~999ms 4. Line Voltage Measurement: Below 250V 5. Test Mode: Manual or Automatic 6. Power Supply: DC 6V LR03 1.5VX4PCS