R&D INSTRUMENTS RD637 3 In 1 Digital Display Alarm Rechargeable Electromagnetic Radiation Tester, RD637

1. Detects three types of radiofrequency radiation (RF): WIFI/PHONE (WIFI radiation), MICROWAVE (microwave radiation), MIXED (mixed electromagnetic radiation)
2. Detects three types of non-ionizing radiation: Electric Field (EF), Magnetic Field (MF), Radio Frequency (RF)
3. USB rechargeable with built-in high-capacity lithium battery for extended runtime
4. Three-color backlight and bar graph alerts provide additional visual assessment of radiation intensity alongside numerical readings
5. Auto-shutdown after 15 minutes of inactivity
6. Versatile applications: suitable for TVs, computers, home appliances, substations, mobile phones, base stations, etc

Specifications
1. Measurement accuracy: ±5%
2. Measurement bandwidth: 40Hz-10GHz
3. Auto-off: default 15 minutes, can be disabled
4. Operating temperature/humidity: temperature: -10 to +60°C; humidity: less than 80% RH
5. Battery capacity: 320mAh
6. Charging: 5V 500mA
7. Charging port: Type-C
8. Size: about 14.4 x 6.7 x 2.7cm
9. Weight: about 140g