I have just checked coupons. The lowest price I could get is $424.99 for IIIF150 Raptor Thermal Imaging Camera 12/256GB G99 (in Banggood). Price history, coupons and price alert are available on this page. What is best price?
IIIF150 Raptor Thermal Imaging Camera 108MP Camera 64MP Night Vision 24GB 256GB 6.8 inch 120Hz Android 13 Helio G99 NFC 65W Fast Charge 10000mAh IP68 IP69K Waterproof 4G Rugged Smartphone – Amethyst Metallic
Latest price update (UTC time):
Banggood ($424.99)
Banggood warehouse is located in Hong Kong. Coupons for IIIF150 Raptor Thermal Imaging Camera 12/256GB G99? Nope, there’re no coupons in Banggood. Good or bad price? This price is higher than average price ($421.28) for this item.
Link: Banggood product page
Price: $424.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG95c233, BGDBI140, BGREUIIIRA, BG50f48c, BGREUPIII02
(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 IIIF150 Raptor Thermal Imaging Camera 12/256GB G99.
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)).