SURECOM SW-33 Plus VHF/UHF 100W POWER 125-525 MHz Mini RF Power & SWR Meter and Easy to Install Handheld Radio Description: – V.S.W.R. Forward power direct digital readout, without any calibration. – V.S.W.R. REW power direct digital readout, without any calibration. – Maximum measurable power range up to 100W. – Easy to install handheld Radio Specifications: Max Power: 0.1 – 100W V.S.W.R.: 1.00*19.9 SWR Detection Sensitivity: 3W min. Frequency Range: 125MHz-525MHz Power In: 5V (micro USB) Li-ion Battery:3.7V 500mAh In/Out Impedance: 50Ω Interface: SMA Female Accuracy: mean /- 5% NOTE: NOT for the DMR digital radio. Please use correct dummy load. High power will damage the dummy load. Kind read the manual carefully before use. Package Includes: 1 x SW-33 Plus Power & SWR Meter 1 x SMA male to SMA male Adaptor 1 x SMA male to SMA female Adaptor 1 x SMA female to BNC female Adaptor 1 x SMA male to BNC male Adaptor 1 x 5-20W DUMMY LOAD for testing / other type of 5W dummy load for testing (random) 1 x for Micro USB Charging Cable 1 x Manual