brand new and high quality Features: The power meter is lightweight and convenient, that is designed for car radio users or amateur radio enthusiasts with insufficient indoor space. The transmitting power/standing wave ratio can be read directly from the meter without complex calibration procedures. The power meter can measure up to 200W power to standing wave ratio. The low insertion loss (0.3 decibels or less) structure allows it to connect to the motherboard for long periods of for time and is extremely convenient to use. This standing wave meter and power meter is a highly accurate rf power meter measurement meter. NISSEI RS40 RS-SWR & Power Meter only, other accessories demo in the picture is not included! Specification: Frequency Range: 140-150MHZ and 430-450MHZ. Measurable Power Range: 0-200W 5W Input Measurement Accuracy: AVG +/- 10%; PEP +/- 15% 20-200W Input Measurement Accuracy: AVG +/- 5%; PEP +/- 10% Insertion Loss: 0.3db or less Impedance: 50 ohm Connector: MJ-MJ Material: ABS Dimensions: app.6x7.5x3cm / 2.36x2.95x1.18in Color: Black Quantity: 1 Pc Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x NISSEI RS40 RS-SWR & Power Meter