Features Accurate Signal Strength Estimation: Estimate channel strength easily with a clear scale and bar height display, ensuring effective monitoring of your wirel environment High-Quality Components: Features a premium nRF24L01 module with PA and a 3dB high-gain antenna for enhanced signal clarity and reliability Compact & Clear Display: Enjoy a small yet vibrant 0.96-inch OLED screen that presents data in two colors, making it easy to read in various lighting conditions Extensive Channel Scanning: Scan up to 128 channels ranging from 2.400 to 2.527 GHz, with 1M frequency point intervals for thorough analysis Portable Design for Convenience: Lightweight and compact, this device is for outdoor use, ensuring easy transport and storage while you analyze frequencies Features: 1、You can roughly estimate the strength of the corresponding channel through the scale below and the height of the corresponding bar. 2、Equipped with high-quality nRF24L01 module with PA and the original 3DB high-gain antenna. 3、Small but clear, the display screen a two？colour 0.96 inch organic light emitting diode screen, making the easier. 4、This spectrum analyser can scan 128 channels, from 2.400 to 2.527, one frequency point per 1M. 5、Small size and light weight allow for convenient carrying and storage. Ideal for outdoor using. 6、There is a battery icon in the upper right corner of the screen. And it will automatically turn off at low voltage. Specification: Item Type: Simple Spectrum Analyzer Material: ABS Battery Capacity: 600mAh Battery Model: Lithium Battery (Built-in battery is shipped) Working Current: 40mA Battery Charging Time: 2 Hours Battery Charging Voltage: 5V Package List: 1 x Simple Spectrum Analyser 1 x Antenna 1 x USB Cable Note: betweendiv>1. Please do not overcharge, which will affect the battery life;betweenbetweendiv>2. Please do not use over frequency; betweenbetweendiv>3. Please do not knock the product, it will cause the product to be damaged and cannot be used; between Package List 1 x Simple Spectrum Analyser 1 x Antenna 1 x USB Cable