Features: The SWR Power Meter features a 240x240 full color LCD display, allowing you to easily read multiple parameters such as forward power, reflected power, and antenna efficiency. 1.8MHz-54MHz Standing WaveMeter Digital LCD Display SWR ShortWavePower StandingWave Meter Digital Standing WaveMeter 0.5-120W Power Meter. Made of high quality aluminumalloy, this compact and lightweight meter is durable and portable. With high standing wavealarm function; Delayedshutdown function, automatic startupfunction, and battery undervoltage protectionsfunction; LED dualindicator function Designed for amateur enthusiasts, this digital powermeteris suitable for anyone interested in measuring and optimizing their antennaperformance. Specifications: Working frequency: 1.8-54Mhz Measurement : 0.5-120W (SSBmodes can reach up to 200W, and if it exceeds 200W, the buzzer will alarm) Standingwave: 1-99.9 (default alarm greater than 2.0, alarm pointscan be manually set through hiddenfunction) Charging: TypeC 5V1A Battery: 3.7v/1000mAh (when the battery voltage is lower than 3.4v, the buzzer will beepfor charging, and when it is lower than 3.35 v, it will automatically shut down) InterfaceType: UHFSL16 Size: approx 88mmx63mmx38mm/3.46x2.48x1.5in (excluding protruding parts) Can directly display forward power, reflected power, antenna power, antenna efficiency, standingwave, and battery Note: Please allow 0-2cm error due to manual measurement. Please make sure you do not mind before you bid. The colors may have different as the difference display,please understand. Package includes: 1 Set SWR Power Meter