When I was updating this page, then coupon price was $42.99 for 1.8MHz-50MHz 0.5W-120W Short Waves SWR Power Watt Meter (in Banggood). Check coupons or create price alert down below. What is the best price?
1.8MHz-50MHz 0.5W-120W Short Waves SWR and Power Watt Meter Chinese English Menu Switchable Type-C Charging Interface
Latest coupon and price update (UTC):
Banggood ($42.99)
Banggood warehouse is located in China. I can’t find any active coupons for this product in Banggood. Good or bad price? This price is higher than average price ($39.49) for this item.
Link: Banggood product page
Price: $42.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG589b2e
(you can check these old coupons out, but these probably won’t work)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for 1.8MHz-50MHz 0.5W-120W Short Waves SWR Power Watt Meter.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).