Product Specification: This standing waves meter not only supports forward/refverse, /standing waves multiple parameters direct reading, but also has a high standing waves , delay shutdown, transmit auto on and other functions to meet a variety of needs.4.3 inch IPS color LCD display, data reading is more clear, more convenient operation. This SWR meter has a maximum handling capacity of 200 watts, 1-99.9 standing waverange, and a 1.8-54Mhz operating frequency. With fine-tuning function and standing waves fine-tuning function, making the measurement results more accurate. Features:High Handling: This SWR meter has a maximum handling capacity of 200 watts, 1-99.9 standing waverange, and a 1.8-54Mhz operating frequency. With 0.5-200W measurement ranges, in , CW, AM, and FT8 modes, it is recommended not to exceed 120W for long use. 4.3" IPS Color Display: Equipped with a 4.3" IPS color display, ensures clear definition visibility at 480*272 resolution, providing comprehensive readability for both forward and reverse , , forward , reflected , , standing waves ratio, voltage, etc. Support progress bar function, view your parameters clearly and accurately with this intuitive interface. Protective Functions: Multifunctional design, equipped with a high SWR function that can be set to your preference. With a delayed shutdown function, and the delay can be set by yourself. And with an automatic -on function when transmitting, and built-in low-voltage protections, this tool is designed with your needs in mind. Fine-Tuning Capability: Featuring and SWR fine-tuning capabilities with an accuracy of to 20%, this unit provides the precise control you need to achieve the operating conditions you desire. Compact & Practical to Use: Encased within a robust and smooth housing that measures not only portable but also compact enough for seam-less worktop integration. It features a built-in 1000mAh large-capacity , providing long . It is perfect for the amateur enthusiast, whether you are a beginner or an experienced user. Specifications: Name: SWR Meter Material: metal : 1 * 3.7V, 4000mAh ( INCLUDED, flashes below 3.4V and auto-shuts off below 3.35V) Operation frequency: 1.8-54Mhz Measurement ranges: 0.5-200W (Long-usage recommendation: less than 120W in , CW, AM, FT8 modes) SWR ranges: 1-99.9 ( set at SWR greater than 2.0, point can be set in menu) interface: Type-C 5VDC, 1A ( voltage: 5.5V) Interface type: (SL16) Item size: 132 * 100 * 82mm / 5.20 * 3.94 * 3.23in Item weight: 800g / 1.76lb Package size: 200 * 130 * 100mm / 7.87 * 5.12 * 3.94in Package weight: 900g / 1.98lb Packing Including 1 * SWR Meter