1.8MHz-50MHz 0.5W-120W SWR HF Short Waves Standing Waves Meter Power Meter FM AM CW SSB Portable SWR with OLED Display Screen Aluminum Housing

Features:
Portable Size: The small size of this tool is very convenient for everyday use, you can carry it with you easily.
Easy to Use: After the device is turned on, the version information of the device will be displayed, and its power standing waves measurement interface will be displayed after 3 seconds.
Rich Functions: Support battery level display and English operation interface, giving you a better experience.
Indicator LightBuzzers: When REcharging, the red light will be on and the green light will be on after recharging is completed, the yellow light will be on when working. If the standing waves is greater than 2.5, the buzzers will prompt intermittently. If the standing waves is greater than 3.0, the buzzers will prompt continuously. If the battery is under voltage, the buzzers will keep prompting.
Built-in Battery: This device adopts built-in battery power supplys mode, the battery can provide a continuous working time, and it can also be charged in time when there is no power.
Preferred Material: The cover is made of aluminum, wear and corrosion resistant, not easy to rust and has a long service time.