Kznifmk 2X Mini ATU-100 Antenna Tuner 1.8-50MHz Automatic Antenna Tuner +OLED Firmware Programmed Amplifier Receiver DIY Kit

It is easy to carry, so you can take it with you to anywhere you want to use it. The max current consumption is 400mAh, and it with 7 inductance and 7 capacitance. It can work effectively in broadband, overlapping radio amateur HF bands from 1.8mhz to 50MHz. This is a set, so you need to assemble it by yourself, which can improve your manipulative ability. With the OLED screen, which can let you see clearly the data, give you a better using experience.