I have just checked coupons. The lowest price I could get is $285.19 for HTI HT-18+ Thermal Imager 256×192 (in Banggood). Check coupons or create price alert down below. What is best price?
HTI HT-18+ Infrared Thermal Imager Camera 256×192 Imaging Camera For Construction Repair PCB Detection Temerature Meter
Latest coupon code price check (UTC time):
Banggood ($285.19)
Banggood warehouse is located in China. Is it cheap? From what I can see this price is higher than average price ($280.16). There is one coupon available! Pretty cool, huh?
Link: Banggood product page
Price without coupon: $309.99
1. ($285.19): BGALL8
apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGCOUPERT8, BGCAPITALOS8, BGBFDAY8, BGNEWYEAR8, BGSPRING8OFF, BGESJY8
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
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 HTI HT-18+ Thermal Imager 256×192.
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)).