ZC2667 Grounding Resistance TesterDetailed product description：

ZC2667 Grounding Resistance Tester

Performance characteristics:
Universal low-cost grounding resistance testing instrument
The test voltage, current, and time are all displayed digitally
Equipped with unqualified sound and light alarms
Test time can be set
Easy to operate and reliable

ZC2667 Grounding Resistance Tester Technical Specifications:

model	ZC2667
output current	0-30Aac
Resistance testing range	0-600nΩ
Test accuracy	%
Test time	0-99 seconds can be set
Resistance alarm value	At 10A, 200n Ω; at 25A, 100m Ω
monitor	LED digital display, resistor 4-digit, current 3-digit, Time 2 digits