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AC voltage detection range: about 12 to 1000V (50/60Hz)
Detected Frequency: 50/60Hz
Alarm mode: alert user with led and buzzer sound
Zero line and Live line determination: according to detected signal strength to determine it is zero or live wires
Operation temperature range: 0~ 40°C
NCV signal strength indication: turn on different led to show out the NCV detected signal strength (weak/middle /strong)
Altitude: Less than 2000 meter
Safety grade: CE CAT. II -1000V /CATIV- 600V
Power: 2 X 1.5V AAA battery
