Enhance your vehicle's radio performance with this advanced Wireless Antenna SWR and Power Meter, designed exclusively for gasoline cars. Featuring direct digital readouts of forward and reflected power without any need for calibration, this device provides quick and accurate measurements within just 3 seconds. Monitor your antenna’s Standing Wave Ratio (SWR) and radio RF power wattage up to 100W with high precision, ensuring optimal signal quality and transmission efficiency. Key Features: · Direct Digital Readout: Instantly displays forward and reflected power values accurately, eliminating the need for manual calibration. · Gasoline Vehicle Compatibility: Specifically designed for gasoline cars; not compatible with diesel vehicles. · Wide Power Measurement Range: Measures power from 0.5W up to a maximum of 100W, supporting a broad range of radio applications. · Fast and Reliable Wireless Connection: Utilizes advanced ARM chips to deliver stable Bluetooth wireless connectivity with Android devices only. · OBDII Protocol Support: Compatible with multiple automotive protocols including iso15765-4 (CAN), iso14230-4 (KWP2000), iso9141-2, J1850 VPW, and J1850 PWM for versatile vehicle integration. · Frequency Coverage: Operates efficiently within a frequency range of 100MHz to 520MHz, suitable for various VHF and UHF band signals. · Low Insertion Loss: Minimizes signal degradation with insertion loss less than 0.15dB for VHF and less than 0.25dB for UHF frequencies. · Built-In Rechargeable Battery: Equipped with a lithium-ion battery for convenient wireless use, rechargeable via 5V micro USB power input. · Compact and Lightweight Design: Measuring 25 x 25 x 60 mm (without SMA) and weighing only 50 grams, this meter is highly portable and easy to handle. · Standard SMA Female Interface: Compatible with common antenna connectors, ensuring seamless integration with existing radio equipment. Specifications: · Measurable Power Range: 0.5W to 100W · Maximum Power Input: 100W · Accuracy: ±5% (mean) · VSWR Range: 1.00 to 19.9 · Frequency Range: 100MHz–520MHz · Insertion Loss: <0.15dB (VHF), <0.25dB (UHF) · Impedance: 50Ω · Battery: Built-in Li-ion rechargeable · Power Input: 5V via micro USB · Interface: SMA female · Dimensions (without SMA): 25 x 25 x 60 mm · Package Weight: 50g Package Includes: · 1 x Wireless Antenna SWR & Power Meter This Wireless Antenna SWR and Power Meter is a reliable and efficient tool for gasoline vehicle radio enthusiasts looking for accurate antenna and power diagnostics. Its quick measurement capability, broad compatibility with Android devices, and sturdy design make it an essential accessory for optimizing your radio performance and maintaining communication quality.