FEATURES

• Compact size - fits into

your pocket

• 400AAC or 400AAC/DC

current measurements

• 600VAC/DC volts

measurements

• TRMS measurements

(Model 502)

• Resistance

measurements to 400Ω

• Continuity with

beeper below 40Ω

• Frequency

measurements from

V and A (Model 502)

• Hold function to “freeze”

readings

• Push-button for

easy ADC zeroing

(Model 503)

• Large, easy-to-read

4000-count display

• 42-segment analog

bargraph

• Includes test leads

and soft carrying pouch

参考价格：3.8345

型号：502 品牌：KEYSTONE 说明：502多少钱，2026年最近一个月行情走势，502批发/采购报价，502行情走势销售排行榜，502报价。