Aliexpress
Click here… to search for 12/24V 450ml Car Electric Kettle Thermos 25-100C on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. I found coupon for you. Check this out.
Link: Banggood product page
Coupon (33.99 USD): BGCarEle4
(CouponsFromChina.com tip: coupon code has to be applied in shop’s cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGCarEle1, 8BGwbg2204, BGCarEle3, BG0465e9, BGAUTO22, BGdcbfa8, BGISr603, Cuponation9
(there’s a little possibility that old coupon will work)
Price history and price alert
Price history (for all/most countries) for 12/24V 450ml Car Electric Kettle Thermos 25-100C is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).