Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – Code BGLTDZ Geekcreit Spectrum Analyzer (-3 USD)
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in Europe 
. I couldn’t find any coupon for this product on latest product update. There’s only 1 record in my database, so I have no idea if the price is OK.
Link: Banggood product page
Price: -3 USD
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGLTDZ, elec, BGgeek11%, BGmodule12, AFfbG10, BGVDay10%off, BGAFF10OFF, bGhOnEy10, BGBOARDEU, BGdragonBoat, BGSS10%SW, bgshOOp10, BgoFErTaSchInA10, BGELIG0920, BGGeeK13, BgcLuBofErtA10, BG4400M, BGRUMB15, BGGEE13, BGCuponation10, BG13geek, 13f142, BGHONEY2110, BGd0b05d, 00c906
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – Code BGLTDZ Geekcreit Spectrum Analyzer (-3 USD)
Price history and price alert
We don’t have enough records in database to show price history for this item. BTW: We have only recorded this price: 39.99 USD.
You can set price alert (for Banggood).