• new technology permits safe testing, without the need of direct contact between probes and live wires. • the insulated crocodile clips can clip insulated cables from φ2.4 to 30mm. • phase rotation is indicated by the rotary illumination of leds and logical audible tones. • the instrument can be fixed to a metal panel via the magnet on the back side. • wide 卡塔尔世界杯中国足球赛事 range for 3 phase installations from 70v to 1000v ac. • super brightness function permits clear led's indication also in sunshine. • complies with iec 61010-1 cat iv 600v and cat iii 1000v.