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1. Correct wiring: to ensure the safe and normal use of home appliances and equipment
2. Lack of ground wire/neutral wire: will cause the housing of household appliances to be charged/electrical appliances will not work
3. Reverse connection of zero live wire/fire ground wire: it will cause electrical aging and endanger personal safety/home appliance shell is charged, equipment and electrical appliances will not work
4. Reverse connection of fire and ground wire and lack of ground wire: it will cause the shell to be charged, and the equipment and electrical appliances will not work at the same time.
Brand Name: DUKA
Product Name: Intelligent power outlet detector
Working voltage: 90~250V/45~65Hz
Working current: < 3mA(Non-RCD test state)
Measurement voltage accuracy: ± (2%"5)
Working temperature: 0°C~40°C
Working Humidity: 20%~75%RH
Storage Temperature: -10%~50%
Storage Humidity: 20%~80%RH
RCD Current: > 30mA
RCD Operating Voltage: 220V±20V
1 x Socket Tester
1 x User Manual
1 x Packing Box