[Convenient Touchscreen Operation]: Equipped with a 2.4-inch full-color TFT touchscreen display, the shortwave power meter offers intuitive navigation and comprehensive data visualization, providing users with an unparalleled interactive experience. [Broadband Measurement Capabilities]: Covering extensive frequency ranges from 0.4MHz to 60MHz (including 63m to 3 meters bands and limited use in the 4m band), the instrument accurately measures real-time power, average power, reverse power, and peakpower levels, making it suitable for a wide variety of shortwave applications. [Customizable Settings & Intelligent Alerts]: Offering adjustable average time (AVG) ranges adjustment and automatic ranges adjustment (0-1W, 0-10W, 0-100W, 0-1kW), and an over SWR (Voltage Standing Waves Ratio) alarm function, which can remind the user to adjust the equipment in time to the normal operation of the equipment, improving operational safety and efficiency. [Software Upgradability]: With USB connectivity for direct connection to computers, the power meter enables seamless software updates, ensuring compatibility with the latest advancements and maintaining superior performance over time. [Efficient Battery & Charging]: Powered by a high-capacity 3.7V, 1000mAh lithium-polymer battery, it ensures extended operation time. It also supports convenient USB charging, with a Type-C cable included, allowing for fast and hassle-free recharge. Name: SWR Meter Battery: 1xbuilt-in 3.7V, 1000mAh lithium battery (included) Colour:Black Material:aluminum alloy Package Contents: 1 x SWR Meter 1 x Type-C Cable Only the above package content, other products are not included. 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.