Features: High sensitivity, wide measuring range, has a long service life.Smaller body, larger screen, clearer measurement data and easier operation.Radiation tester dosimeter for everyday use BR-9A help to avoid radiation hazrd in everyday lifeWith mute, alarm, particle sound selection button, test, mean value reset retest selection button, backlight can be turned on or off.with USB charging port Applications: High frequency IF low frequency, magnetic field, power density, mobile phones, routers, microwave ovens, televisions, signal towers, desk lamps, substations, washing machines, refrigerators, computers, copiers, impressions, walkie-talkies, Bluetooth devices, transformer, troubleshooting, chargers, Mobile phone base station, high voltage electric tower, electric motor and other electrical equipment Specifications: Power supply: 3 * 1.5V AA batteries or 1.2V rechargeable batteryCharging: USB 5V 2A inputCharging time: ??4hoursSize: 105*70*30mm Test range:Power density: 0-99.999uw/cm2 Electric field strength: 0-999.99 v/m Magnetic field strength: 0-99.999uT Test accuracy:Power density: 0.001uw/cm2 Electric field strength: 0.01v/mMagnetic field strength: 0.001uT Frequency Range:50MHZ-5GHZ Power density20HZ-100MHZ Electric field strength20HZ-1MHZ Magnetic field strength Package included: 1 * BR-9A Electromagnetic Radiation Tester
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