Brand Name: Mastfuyi Origin: CN(Origin) is_customized: Yes Certification: NONE EMF measurement range: 0.1-199.9mG / 0.01-19.9μT EMF alarm threshold: More than 4.0mG / 0.4μT Electric field measurement range: 1-1999V/M Electric field alarm threshold: More than 40V/M Air temperature measurement range: 0℃-50℃ / 32℉-122℉ Air temperature measurement precision: ±1.5℃/3℉ Temperature unit switch: ℃ / ℉ Frequency range: 5Hz-3500MHz Automatic shut-down: 10 minutes of inactivity Low battery icon: Less than 6.8V Operating condition: 0℃-40℃ / 32℉-104℉ 45%-80%RH Power: 1*9V battery Data freeze: YES MAX function: YES LCD backlight screen: YES
