1、Adopting Chip Capacitor: Chip capacitor, C channel capacitor, high voltage chip capacitor, PIC chip imported, UHF connector, which creates this antenna tuner.2、Aluminum Alloy and PCB Material: Using aluminum alloy and PCB material, stable and reliable performance, very practical, easy to operate and use, under normal storage and operation, can support your long term use.3、Auto Tuning: Can do auto tuning, short press for ATU button less than 1 second, in the reset state, for ATU button more than 1 second long press, in the adjustment state.4、Basic Values: Maximum current consumption is 400mA, maximum working power is 100W, maximum possible measurement power is 150W, minimum power required to start tuning is 5W, minimum possible measurement power is 0.1W.5、Applicable Scenarios: Suitable for most broadcasting stations, if you happen to have a related need recently, then this antenna tuner is perfect for you. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store