Feature:1. The product has a large heat dissipation area, which can better maintain long‑term operation.2. Coated with anti‑corrosion paint, smoothly surface and greatly improve service life.3. One‑piece without burrs, convenient to install and with good performance.4. With great workmanship, made of aluminum alloy is strong and durable.5. The maximum current consumption is 400 mA, the maximum operating power is 100W and the maximum possible measured power is 150W.Specification:Item Type: Automatic Antenna Tuner Material: Aluminum alloyModel: HY100Allowable Supply Voltage Range: 10-15VDCMaximum Current Consumption: 400 mAMaximum Working Power: 100WMaximum Possible Measurement Power: 150WMinimum Power Required to Start Tuning: 5WThe Smallest Possible Measurement Power: 0.1WMeasurement Resolution for 10 Wh Power: 0.1WMeasurement Resolution for Power Greater Than 10 Watts: 1WPower Measurement Accuracy Error: ±10%Maximum Installation Inductance: 8.53μHMinimum Installation Step of Inductance: 0.05μHMaximum Installed Capacity: 1869 pFMinimum Capacitance Installation Steps: 10 pFTypical Consumption: 100-200 mAFrequency Range: 1.8-30Mhz (actually can get 1.8-50Mhz) Package List:1 x Tester1 x Connection LineNote:1.Hex screws and power switch colors are shipped randomly.2.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.