Portable Simple Mini 2.4G Spectrum Analyzer Frequency Spectrograph DIY Electronics nrf24l01p Scanner Abnormal Signals WiFi Signal Strength Checking

This portable mini 2.4G spectrum analyzer with small size and easy to carry, you can take it with you to anywhere you want to use it. This small tool also has a wide and powerful functions, come on and try it, it will not let you down.

Features:
Small in size and easy to carry, also easy for you to use, you can take it with you to anywhere you want to use it.
This simple spectrum analyzer fully compatible with the latest open source software for nrf24l01p scanner oled.
It can automatic scanning for the 2.4G band, give you a better using experience.
Wide applications: suitable for UAV enthusiasts to check the abnormal signals around before taking off to avert unnecessary risks or losses, also can be used to check the strength of WiFi signal. 
You can also use it to detect the working frequency of the mobilephone's  4G signal.

Specifications:
Material: PCB
Supply voltage: USB5V or 1 * Battery, 3.7V (battery included)
Item size: 85 * 60mm / 3.3 * 2.4in
Item weight: 50g / 1.8ounce
Package size: 155 * 101 * 40mm / 6.1 * 4.0 * 1.6in
Package weight: 83g / 2.9ounce

Packing list:
1 * Frequency Spectrograph with Battery