Precision, reliability, and total control for those who truly live radio communication. Designed for users who understand the craft, the SWR-777 digital wattmeter delivers everything radio amateurs and professional operators need in daily operation: real-time power and SWR monitoring, fine calibration with ±20% correction, and dependable operational safety. Its intuitive interface with physical buttons ensures precise handling even in demanding environments, while TYPE-C power adds modern convenience and deep-discharge protection extends battery life. The unit features audible and visual SWR alerts, six customizable display layouts, and a programmable automatic shut-off adjustable from 2 to 99 minutes for smart energy saving—making it a powerful, practical, and highly adaptable tool for any serious radio station.

Key Features/ Technical Specifications:

• Working Frequency: 1.8 - 250 MHz
• Measurement accuracy in SWR: +/- 5%
• Measurement Accuracy in Power: +/- 10%
• Type-C power supply: 5Vdc/1A
• Power Range: 0.5 - 210W
• Nominal Impedance: 50 Ohms
• Connector Type: SO 239 (UHF Female)
• Battery Model: 3.7V/1000mAh
• Package Contents: Meter and user manual
• Product Dimensions: 8.8 x 6.3 x 3.8 cm
• Product Weight: 188g