This is a set, so you need to assemble it by yourself, which can improve your manipulative ability.<br> It can work effectively in broadband, overlapping radio amateur HF bands from 1.8mhz to 50MHz.<br> The max current consumption is 400mAh, and it with 7 inductance and 7 capacitance.<br> It is easy to carry, so you can take it with you to anywhere you want to use it.<br> With the OLED screen, which can let you see clearly the data, give you a better using experience.<br> Step for measurement on powers under 10 watts: 0.1 watt<br> Step for measurement on powers above 10 watts : 1 watt<br> Power measurement accuracy : 10%<br> Maximum inductance set: 8.53uH<br> Minimal step for setting inductance: 0.05uH<br> Maximum installed capacitance: 1869pF<br> Minimal installed capacitance: 10pF<br> Types:DIY kit<br> Colour:black<br> Material:plastic<br> Size:about 128 x 62 x 20mm<br> OLED size: 28 x 27mm / 1.1 x 1.1in<br> weight: 258g / 9.2ounce<br> Package Contents:<br> 2 x PCB<br> 2 x OLED<br> 2 x Accessory<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.