Features 1、Excellent Performance: The measuring power range of RF power meter is ‑75 to +16 dBm (external RF attenuator extendable to 100 dBm). 2、Diverse Feature: The RF power meter is simple in structure, easy to use, stable in performance, highly reliable, sensitive and fast in measurement. 3、Output Interface: The output interface of the RF power meter is SMA K. Please choose to buy according to your actual needs. Durable and reliable, you can buy and use with confidence. 4、Measurement Frequency Range: The RF power measurement, instrument calibration, 0.1 to 600 MHz. Power measurement resolution 0.1 dBm. Bring you a comfortable and convenient experience. 5、Specifications: Thehe RF signal power meter is 6 to 12VDC, operating current &lt;45mA (backlight on). The operating temperature is -40°C to 65°C. The storage temperature is -40°C to 65°C. You can use it for a long time. Specification Item Type: RF Power Meter Material: PCB Measured Power Range: -75 to +16 dBm (Extendable to 100 dBm with external RF attenuator) Measured Power Resolution: 0.1 dBm Measurement Frequency Range: 0.1 to 600 MHz Output Interface: SMA K Operating Voltage: 6 to 12 VDC Operating Current: <45 mA (backlight on) Package List 1 x RF Power Meter 1 x Accessory