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DP4 series 4 1/2 digits display voltmeter 2012 hot sell
Main introductions:
1.input mode:single-ended input
2.measuring mode: dual-slope A/D convert
3.overflow display:"-1" or "1"
4.power consumption:220VAC 50/60HZ ≤2VA
5.compression strength:AC1500V/1min
DP4 series 4 1/2 digits display voltmeter 2012 hot sell