... stability 2. Low power consumption, easy to use 3. 240x160 LCD, dynamic display, easy to read I. IntroductionDF~300V Handheld Three~phase ... Meter is high accuracy, high stability, low power consumption, easy to use. ... Uses 240×160 LCD, dynamic display, vector diagram indicates, easy to read.3. There are two models current clamp, the cuspate & ...