100VA AC Test Capacity 24048 Ice Blue Dot matrix LCD Auto W-I or I-W Mode ARC Detection True RMS Current Measurement Zero Crossing Turn-on Operation Safety INTERLOCK function PWM amplifier to enhance the power efficiency and reliable testing Automatically Switching Input Source for Universal Input Voltage Interface : Remote terminal and Signal I/O > Each Unit Includes Quick Start Guide CD (completed user manual) Power cord Interlock key Remote terminal male plug Test lead GHT-114