à¤Ã×èͧÁ×ÍÇÑ´ DMM Digital multimeter ÁÑŵÔÁÔàµÍÃì > à¤Ã×èͧÁ×ÍÇÑ´ DMM Digital multimeter ÁÑŵÔÁÔàµÍà Duty True RMS Industrial MultiMeter EX530 DMM Digital multimeter EX530 True RMS DMM with 40,000 count large LCD display, temperature function and waterproof housing Features: True RMS DMM with 11 functions and 0.06% basic accuracy AC/DC Voltage & Current, Resistance, Capacitance, Frequency, Temperature, Duty Cycle, Diode/Continuity Dual sensitivity frequency functions (electrical/electronic) 1000V input protection on all functions 20A max Current MIN/MAX, Data hold, Relative, Auto power off 40,000 count large backlit LCD with bargraph Double molded housing for waterproof protection Complete with double molded test leads, magnetic hanging strap, Type K bead wire temp probe, carrying case and 9V battery All in one EX530 Extech Multimeter ÁÑŵÔÁÔàµÍÃì à¤Ã×èͧà´ÕÂÇÇÑ´ä´éËÅÒ¤èÒ