Features:The housing is made of aluminum alloy and is compact, lightweight and portable.Digital display, directly displays forward power, reflected power, antenna power, antenna efficiency, standing waves, battery voltage.With 1.8MHz-50MHz frequency ranges, 0.5W-120W power measurement ranges, 1.0-99.99 standing waves measurement ranges.It is equipped with a buzzer alarm feature, and supports a button to turn off the buzzer feature.One button switches the language between the Chinese and English functions, which you can switch according to your reading preferences.One-button display mode-switching features five modes that can be switched at will.Multiple interface designs, with 5V 1A Type-C charging interface, ANT interface, TX interface, and two transparent cover on the ANT and TX interfaces.